Merge "Remove EmojiFactory and its mentions from frameworks."

8 files changed, 23 insertions, 658 deletions

diff --git a/core/java/android/emoji/EmojiFactory.java b/core/java/android/emoji/EmojiFactory.java
deleted file mode 100644
index aba990d1a8f6..000000000000
--- a/core/java/android/emoji/EmojiFactory.java
+++ /dev/null
@@ -1,289 +0,0 @@
-/*
- * Copyright (C) 2009 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.emoji;
-
-import android.graphics.Bitmap;
-
-import java.lang.ref.WeakReference;
-import java.util.LinkedHashMap;
-import java.util.Map;
-
-/**
- * A class for the factories which produce Emoji (pictgram) images.
- * This is intended to be used by IME, Email app, etc.
- * There's no plan to make this public for now.
- * @hide
- */
-public final class EmojiFactory {
-    // private static final String LOG_TAG = "EmojiFactory";
-    
-    private int sCacheSize = 100;
-    
-    // HashMap for caching Bitmap object. In order not to make a cache object
-    // blow up, we use LinkedHashMap with size limit.
-    private class CustomLinkedHashMap<K, V> extends LinkedHashMap<K, V> {
-        public CustomLinkedHashMap() {
-            // These magic numbers are gotten from the source code of
-            // LinkedHashMap.java and HashMap.java.
-            super(16, 0.75f, true);
-        }
-        
-        /*
-         * If size() becomes more than sCacheSize, least recently used cache
-         * is erased. 
-         * @see java.util.LinkedHashMap#removeEldestEntry(java.util.Map.Entry)
-         */
-        @Override
-        protected boolean removeEldestEntry(Map.Entry<K, V> eldest) {
-            return size() > sCacheSize;
-        }
-    }
-    
-    // A pointer to native EmojiFactory object.
-    private long mNativeEmojiFactory;
-    private String mName;
-    // Cache.
-    private Map<Integer, WeakReference<Bitmap>> mCache;
-    
-    /**
-     * @noinspection UnusedDeclaration
-     */
-    /*
-     * Private constructor that must received an already allocated native
-     * EmojiFactory int (pointer).
-     *
-     * This can be called from JNI code.
-     */
-    private EmojiFactory(long nativeEmojiFactory, String name) {
-        mNativeEmojiFactory = nativeEmojiFactory;
-        mName = name;
-        mCache = new CustomLinkedHashMap<Integer, WeakReference<Bitmap>>();
-    }
-    
-    @Override
-    protected void finalize() throws Throwable {
-        try {
-            nativeDestructor(mNativeEmojiFactory);
-        } finally {
-            super.finalize();
-        }
-    }
-    
-    public String name() {
-        return mName;
-    }
-    
-    /**
-     * Returns Bitmap object corresponding to the AndroidPua.
-     * 
-     * Note that each Bitmap is cached by this class, which means that, if you modify a
-     * Bitmap object (using setPos() method), all same emoji Bitmap will be modified.
-     * If it is unacceptable, please copy the object before modifying it.
-     *  
-     * @param pua A unicode codepoint.
-     * @return Bitmap object when this factory knows the Bitmap relevant to the codepoint.
-     * Otherwise null is returned.  
-     */
-    public synchronized Bitmap getBitmapFromAndroidPua(int pua) {
-        WeakReference<Bitmap> cache = mCache.get(pua);
-        if (cache == null) {
-            Bitmap ret = nativeGetBitmapFromAndroidPua(mNativeEmojiFactory, pua);
-            // There is no need to cache returned null, since in most cases it means there
-            // is no map from the AndroidPua to a specific image. In other words, it usually does
-            // not include the cost of creating Bitmap object.
-            if (ret != null) {
-               mCache.put(pua, new WeakReference<Bitmap>(ret));
-            }
-            return ret;
-        } else {
-            Bitmap tmp = cache.get();
-            if (tmp == null) {
-                Bitmap ret = nativeGetBitmapFromAndroidPua(mNativeEmojiFactory, pua);
-                mCache.put(pua, new WeakReference<Bitmap>(ret));
-                return ret;
-            } else {
-                return tmp;
-            }
-        }
-    }
-
-    /**
-     * Returns Bitmap object corresponding to the vendor specified sjis.
-     * 
-     * See comments in getBitmapFromAndroidPua().
-     * 
-     * @param sjis sjis code specific to each career(vendor)
-     * @return Bitmap object when this factory knows the Bitmap relevant to the code. Otherwise
-     * null is returned.
-     */
-    public synchronized Bitmap getBitmapFromVendorSpecificSjis(char sjis) {
-        return getBitmapFromAndroidPua(getAndroidPuaFromVendorSpecificSjis(sjis));
-    }
-
-    /**
-     * Returns Bitmap object corresponding to the vendor specific Unicode.
-     * 
-     * See comments in getBitmapFromAndroidPua().
-     * 
-     * @param vsp vendor specific PUA.
-     * @return Bitmap object when this factory knows the Bitmap relevant to the code. Otherwise
-     * null is returned.
-     */
-    public synchronized Bitmap getBitmapFromVendorSpecificPua(int vsp) {
-        return getBitmapFromAndroidPua(getAndroidPuaFromVendorSpecificPua(vsp));
-    }
-    
-    /**
-     * Returns Unicode PUA for Android corresponding to the vendor specific sjis.
-     * 
-     * @param sjis vendor specific sjis
-     * @return Unicode PUA for Android, or -1 if there's no map for the sjis.
-     */
-    public int getAndroidPuaFromVendorSpecificSjis(char sjis) {
-        return nativeGetAndroidPuaFromVendorSpecificSjis(mNativeEmojiFactory, sjis);
-    }
-    
-    /**
-     * Returns vendor specific sjis corresponding to the Unicode AndroidPua.
-     * 
-     * @param pua Unicode PUA for Android,
-     * @return vendor specific sjis, or -1 if there's no map for the AndroidPua.
-     */
-    public int getVendorSpecificSjisFromAndroidPua(int pua) {
-        return nativeGetVendorSpecificSjisFromAndroidPua(mNativeEmojiFactory, pua);
-    }
-    
-    /**
-     * Returns Unicode PUA for Android corresponding to the vendor specific Unicode.
-     * 
-     * @param vsp vendor specific PUA.
-     * @return Unicode PUA for Android, or -1 if there's no map for the
-     * Unicode.
-     */
-    public int getAndroidPuaFromVendorSpecificPua(int vsp) {
-        return nativeGetAndroidPuaFromVendorSpecificPua(mNativeEmojiFactory, vsp);
-    }
-
-    public String getAndroidPuaFromVendorSpecificPua(String vspString) {
-        if (vspString == null) {
-            return null;
-        }
-        int minVsp = nativeGetMinimumVendorSpecificPua(mNativeEmojiFactory);
-        int maxVsp = nativeGetMaximumVendorSpecificPua(mNativeEmojiFactory);
-        int len = vspString.length();
-        int[] codePoints = new int[vspString.codePointCount(0, len)];
-
-        int new_len = 0;
-        for (int i = 0; i < len; i = vspString.offsetByCodePoints(i, 1), new_len++) {
-            int codePoint = vspString.codePointAt(i);
-            if (minVsp <= codePoint && codePoint <= maxVsp) {
-                int newCodePoint = getAndroidPuaFromVendorSpecificPua(codePoint);
-                if (newCodePoint > 0) {
-                    codePoints[new_len] = newCodePoint;
-                    continue;
-                }
-            }
-            codePoints[new_len] = codePoint;
-        }
-        return new String(codePoints, 0, new_len);
-    }
-    
-    /**
-     * Returns vendor specific Unicode corresponding to the Unicode AndroidPua.
-     * 
-     * @param pua Unicode PUA for Android,
-     * @return vendor specific sjis, or -1 if there's no map for the AndroidPua.
-     */
-    public int getVendorSpecificPuaFromAndroidPua(int pua) {
-        return nativeGetVendorSpecificPuaFromAndroidPua(mNativeEmojiFactory, pua);
-    }
-
-    public String getVendorSpecificPuaFromAndroidPua(String puaString) {
-        if (puaString == null) {
-            return null;
-        }
-        int minVsp = nativeGetMinimumAndroidPua(mNativeEmojiFactory);
-        int maxVsp = nativeGetMaximumAndroidPua(mNativeEmojiFactory);
-        int len = puaString.length();
-        int[] codePoints = new int[puaString.codePointCount(0, len)];
-
-        int new_len = 0;
-        for (int i = 0; i < len; i = puaString.offsetByCodePoints(i, 1), new_len++) {
-            int codePoint = puaString.codePointAt(i);
-            if (minVsp <= codePoint && codePoint <= maxVsp) {
-                int newCodePoint = getVendorSpecificPuaFromAndroidPua(codePoint);
-                if (newCodePoint > 0) {
-                    codePoints[new_len] = newCodePoint;
-                    continue;
-                }
-            }
-            codePoints[new_len] = codePoint;
-        }
-        return new String(codePoints, 0, new_len);
-    }
-
-    /**
-     * Constructs an instance of EmojiFactory corresponding to the name.
-     *  
-     * @param class_name Name of the factory. This must include complete package name.
-     * @return A concrete EmojiFactory instance corresponding to factory_name.
-     * If factory_name is invalid, null is returned. 
-     */
-    public static native EmojiFactory newInstance(String class_name);
-    
-    /**
-     * Constructs an instance of available EmojiFactory.
-     * 
-     * @return A concrete EmojiFactory instance. If there are several available
-     * EmojiFactory class, preferred one is chosen by the system. If there isn't, null
-     * is returned. 
-     */
-    public static native EmojiFactory newAvailableInstance();
-
-    /**
-     * Returns the lowest code point corresponding to an Android
-     * emoji character.
-     */
-    public int getMinimumAndroidPua() {
-        return nativeGetMinimumAndroidPua(mNativeEmojiFactory);
-    }
-
-    /**
-     * Returns the highest code point corresponding to an Android
-     * emoji character.
-     */
-    public int getMaximumAndroidPua() {
-        return nativeGetMaximumAndroidPua(mNativeEmojiFactory);
-    }
-    
-    // native methods
-    
-    private native void nativeDestructor(long nativeEmojiFactory);
-    private native Bitmap nativeGetBitmapFromAndroidPua(long nativeEmojiFactory, int AndroidPua);
-    private native int nativeGetAndroidPuaFromVendorSpecificSjis(long nativeEmojiFactory,
-            char sjis);
-    private native int nativeGetVendorSpecificSjisFromAndroidPua(long nativeEmojiFactory,
-            int pua);
-    private native int nativeGetAndroidPuaFromVendorSpecificPua(long nativeEmojiFactory,
-            int vsp);
-    private native int nativeGetVendorSpecificPuaFromAndroidPua(long nativeEmojiFactory,
-            int pua);
-    private native int nativeGetMaximumVendorSpecificPua(long nativeEmojiFactory);
-    private native int nativeGetMinimumVendorSpecificPua(long nativeEmojiFactory);
-    private native int nativeGetMaximumAndroidPua(long nativeEmojiFactory);
-    private native int nativeGetMinimumAndroidPua(long nativeEmojiFactory);
-}
diff --git a/core/java/android/text/Layout.java b/core/java/android/text/Layout.java
index fa347b9dece8..cf937e1d5a07 100644
--- a/core/java/android/text/Layout.java
+++ b/core/java/android/text/Layout.java
@@ -17,7 +17,6 @@
 package android.text;
 
 import android.annotation.IntDef;
-import android.emoji.EmojiFactory;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Path;
@@ -103,19 +102,6 @@ public abstract class Layout {
     private static final ParagraphStyle[] NO_PARA_SPANS =
         ArrayUtils.emptyArray(ParagraphStyle.class);
 
-    /* package */ static final EmojiFactory EMOJI_FACTORY = EmojiFactory.newAvailableInstance();
-    /* package */ static final int MIN_EMOJI, MAX_EMOJI;
-
-    static {
-        if (EMOJI_FACTORY != null) {
-            MIN_EMOJI = EMOJI_FACTORY.getMinimumAndroidPua();
-            MAX_EMOJI = EMOJI_FACTORY.getMaximumAndroidPua();
-        } else {
-            MIN_EMOJI = -1;
-            MAX_EMOJI = -1;
-        }
-    }
-
     /**
      * Return how wide a layout must be in order to display the
      * specified text with one line per paragraph.
@@ -360,9 +346,9 @@ public abstract class Layout {
                 }
             }
 
-            boolean hasTabOrEmoji = getLineContainsTab(lineNum);
+            boolean hasTab = getLineContainsTab(lineNum);
             // Can't tell if we have tabs for sure, currently
-            if (hasTabOrEmoji && !tabStopsIsInitialized) {
+            if (hasTab && !tabStopsIsInitialized) {
                 if (tabStops == null) {
                     tabStops = new TabStops(TAB_INCREMENT, spans);
                 } else {
@@ -405,11 +391,11 @@ public abstract class Layout {
 
             paint.setHyphenEdit(getHyphen(lineNum));
             Directions directions = getLineDirections(lineNum);
-            if (directions == DIRS_ALL_LEFT_TO_RIGHT && !mSpannedText && !hasTabOrEmoji) {
+            if (directions == DIRS_ALL_LEFT_TO_RIGHT && !mSpannedText && !hasTab) {
                 // XXX: assumes there's nothing additional to be done
                 canvas.drawText(buf, start, end, x, lbaseline, paint);
             } else {
-                tl.set(paint, buf, start, end, dir, directions, hasTabOrEmoji, tabStops);
+                tl.set(paint, buf, start, end, dir, directions, hasTab, tabStops);
                 tl.draw(canvas, x, ltop, lbaseline, lbottom);
             }
             paint.setHyphenEdit(0);
@@ -710,8 +696,7 @@ public abstract class Layout {
 
     /**
      * Returns whether the specified line contains one or more
-     * characters that need to be handled specially, like tabs
-     * or emoji.
+     * characters that need to be handled specially, like tabs.
      */
     public abstract boolean getLineContainsTab(int line);
 
@@ -911,11 +896,11 @@ public abstract class Layout {
         int start = getLineStart(line);
         int end = getLineEnd(line);
         int dir = getParagraphDirection(line);
-        boolean hasTabOrEmoji = getLineContainsTab(line);
+        boolean hasTab = getLineContainsTab(line);
         Directions directions = getLineDirections(line);
 
         TabStops tabStops = null;
-        if (hasTabOrEmoji && mText instanceof Spanned) {
+        if (hasTab && mText instanceof Spanned) {
             // Just checking this line should be good enough, tabs should be
             // consistent across all lines in a paragraph.
             TabStopSpan[] tabs = getParagraphSpans((Spanned) mText, start, end, TabStopSpan.class);
@@ -925,7 +910,7 @@ public abstract class Layout {
         }
 
         TextLine tl = TextLine.obtain();
-        tl.set(mPaint, mText, start, end, dir, directions, hasTabOrEmoji, tabStops);
+        tl.set(mPaint, mText, start, end, dir, directions, hasTab, tabStops);
         float wid = tl.measure(offset - start, trailing, null);
         TextLine.recycle(tl);
 
@@ -1031,9 +1016,9 @@ public abstract class Layout {
         int start = getLineStart(line);
         int end = full ? getLineEnd(line) : getLineVisibleEnd(line);
 
-        boolean hasTabsOrEmoji = getLineContainsTab(line);
+        boolean hasTabs = getLineContainsTab(line);
         TabStops tabStops = null;
-        if (hasTabsOrEmoji && mText instanceof Spanned) {
+        if (hasTabs && mText instanceof Spanned) {
             // Just checking this line should be good enough, tabs should be
             // consistent across all lines in a paragraph.
             TabStopSpan[] tabs = getParagraphSpans((Spanned) mText, start, end, TabStopSpan.class);
@@ -1049,7 +1034,7 @@ public abstract class Layout {
         int dir = getParagraphDirection(line);
 
         TextLine tl = TextLine.obtain();
-        tl.set(mPaint, mText, start, end, dir, directions, hasTabsOrEmoji, tabStops);
+        tl.set(mPaint, mText, start, end, dir, directions, hasTabs, tabStops);
         float width = tl.metrics(null);
         TextLine.recycle(tl);
         return width;
@@ -1066,12 +1051,12 @@ public abstract class Layout {
     private float getLineExtent(int line, TabStops tabStops, boolean full) {
         int start = getLineStart(line);
         int end = full ? getLineEnd(line) : getLineVisibleEnd(line);
-        boolean hasTabsOrEmoji = getLineContainsTab(line);
+        boolean hasTabs = getLineContainsTab(line);
         Directions directions = getLineDirections(line);
         int dir = getParagraphDirection(line);
 
         TextLine tl = TextLine.obtain();
-        tl.set(mPaint, mText, start, end, dir, directions, hasTabsOrEmoji, tabStops);
+        tl.set(mPaint, mText, start, end, dir, directions, hasTabs, tabStops);
         float width = tl.metrics(null);
         TextLine.recycle(tl);
         return width;
diff --git a/core/java/android/text/StaticLayout.java b/core/java/android/text/StaticLayout.java
index 3b0def29f006..24fc6f23b4e0 100644
--- a/core/java/android/text/StaticLayout.java
+++ b/core/java/android/text/StaticLayout.java
@@ -1308,7 +1308,7 @@ public class StaticLayout extends Layout {
         private static final int INITIAL_SIZE = 16;
         public int[] breaks = new int[INITIAL_SIZE];
         public float[] widths = new float[INITIAL_SIZE];
-        public int[] flags = new int[INITIAL_SIZE]; // hasTabOrEmoji
+        public int[] flags = new int[INITIAL_SIZE]; // hasTab
         // breaks, widths, and flags should all have the same length
     }
 
diff --git a/core/java/android/text/TextLine.java b/core/java/android/text/TextLine.java
index 39e86948d187..c42c791769e6 100644
--- a/core/java/android/text/TextLine.java
+++ b/core/java/android/text/TextLine.java
@@ -128,7 +128,7 @@ class TextLine {
      * @param limit the limit of the line relative to the text
      * @param dir the paragraph direction of this line
      * @param directions the directions information of this line
-     * @param hasTabs true if the line might contain tabs or emoji
+     * @param hasTabs true if the line might contain tabs
      * @param tabStops the tabStops. Can be null.
      */
     void set(TextPaint paint, CharSequence text, int start, int limit, int dir,
@@ -204,7 +204,6 @@ class TextLine {
 
         float h = 0;
         int[] runs = mDirections.mDirections;
-        RectF emojiRect = null;
 
         int lastRunIndex = runs.length - 2;
         for (int i = 0; i < runs.length; i += 2) {
@@ -218,41 +217,23 @@ class TextLine {
             int segstart = runStart;
             for (int j = mHasTabs ? runStart : runLimit; j <= runLimit; j++) {
                 int codept = 0;
-                Bitmap bm = null;
-
                 if (mHasTabs && j < runLimit) {
                     codept = mChars[j];
-                    if (codept >= 0xd800 && codept < 0xdc00 && j + 1 < runLimit) {
+                    if (codept >= 0xD800 && codept < 0xDC00 && j + 1 < runLimit) {
                         codept = Character.codePointAt(mChars, j);
-                        if (codept >= Layout.MIN_EMOJI && codept <= Layout.MAX_EMOJI) {
-                            bm = Layout.EMOJI_FACTORY.getBitmapFromAndroidPua(codept);
-                        } else if (codept > 0xffff) {
+                        if (codept > 0xFFFF) {
                             ++j;
                             continue;
                         }
                     }
                 }
 
-                if (j == runLimit || codept == '\t' || bm != null) {
+                if (j == runLimit || codept == '\t') {
                     h += drawRun(c, segstart, j, runIsRtl, x+h, top, y, bottom,
                             i != lastRunIndex || j != mLen);
 
                     if (codept == '\t') {
                         h = mDir * nextTab(h * mDir);
-                    } else if (bm != null) {
-                        float bmAscent = ascent(j);
-                        float bitmapHeight = bm.getHeight();
-                        float scale = -bmAscent / bitmapHeight;
-                        float width = bm.getWidth() * scale;
-
-                        if (emojiRect == null) {
-                            emojiRect = new RectF();
-                        }
-                        emojiRect.set(x + h, y + bmAscent,
-                                x + h + width, y);
-                        c.drawBitmap(bm, null, emojiRect, mPaint);
-                        h += width;
-                        j++;
                     }
                     segstart = j + 1;
                 }
@@ -313,22 +294,18 @@ class TextLine {
             int segstart = runStart;
             for (int j = mHasTabs ? runStart : runLimit; j <= runLimit; j++) {
                 int codept = 0;
-                Bitmap bm = null;
-
                 if (mHasTabs && j < runLimit) {
                     codept = chars[j];
-                    if (codept >= 0xd800 && codept < 0xdc00 && j + 1 < runLimit) {
+                    if (codept >= 0xD800 && codept < 0xDC00 && j + 1 < runLimit) {
                         codept = Character.codePointAt(chars, j);
-                        if (codept >= Layout.MIN_EMOJI && codept <= Layout.MAX_EMOJI) {
-                            bm = Layout.EMOJI_FACTORY.getBitmapFromAndroidPua(codept);
-                        } else if (codept > 0xffff) {
+                        if (codept > 0xFFFF) {
                             ++j;
                             continue;
                         }
                     }
                 }
 
-                if (j == runLimit || codept == '\t' || bm != null) {
+                if (j == runLimit || codept == '\t') {
                     boolean inSegment = target >= segstart && target < j;
 
                     boolean advance = (mDir == Layout.DIR_RIGHT_TO_LEFT) == runIsRtl;
@@ -353,13 +330,6 @@ class TextLine {
                         }
                     }
 
-                    if (bm != null) {
-                        float bmAscent = ascent(j);
-                        float wid = bm.getWidth() * -bmAscent / bm.getHeight();
-                        h += mDir * wid;
-                        j++;
-                    }
-
                     segstart = j + 1;
                 }
             }
@@ -705,7 +675,7 @@ class TextLine {
 
     /**
      * Utility function for measuring and rendering text.  The text must
-     * not include a tab or emoji.
+     * not include a tab.
      *
      * @param wp the working paint
      * @param start the start of the text
@@ -860,7 +830,7 @@ class TextLine {
 
     /**
      * Utility function for handling a unidirectional run.  The run must not
-     * contain tabs or emoji but can contain styles.
+     * contain tabs but can contain styles.
      *
      *
      * @param start the line-relative start of the run
@@ -994,32 +964,6 @@ class TextLine {
     }
 
     /**
-     * Returns the ascent of the text at start.  This is used for scaling
-     * emoji.
-     *
-     * @param pos the line-relative position
-     * @return the ascent of the text at start
-     */
-    float ascent(int pos) {
-        if (mSpanned == null) {
-            return mPaint.ascent();
-        }
-
-        pos += mStart;
-        MetricAffectingSpan[] spans = mSpanned.getSpans(pos, pos + 1, MetricAffectingSpan.class);
-        if (spans.length == 0) {
-            return mPaint.ascent();
-        }
-
-        TextPaint wp = mWorkPaint;
-        wp.set(mPaint);
-        for (MetricAffectingSpan span : spans) {
-            span.updateMeasureState(wp);
-        }
-        return wp.ascent();
-    }
-
-    /**
      * Returns the next tab position.
      *
      * @param h the (unsigned) offset from the leading margin
diff --git a/core/jni/Android.mk b/core/jni/Android.mk
index fc15b964826e..b7eda4ad54c6 100644
--- a/core/jni/Android.mk
+++ b/core/jni/Android.mk
@@ -49,7 +49,6 @@ LOCAL_SRC_FILES:= \
     android_database_SQLiteConnection.cpp \
     android_database_SQLiteGlobal.cpp \
     android_database_SQLiteDebug.cpp \
-    android_emoji_EmojiFactory.cpp \
     android_view_DisplayEventReceiver.cpp \
     android_view_DisplayListCanvas.cpp \
     android_view_GraphicBuffer.cpp \
@@ -201,7 +200,6 @@ LOCAL_C_INCLUDES += \
     external/tremor/Tremor \
     external/jpeg \
     external/harfbuzz_ng/src \
-    frameworks/opt/emoji \
     libcore/include \
     $(call include-path-for, audio-utils) \
     frameworks/minikin/include \
diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index a29b4e6327bb..467e03c45a4f 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -107,7 +107,6 @@ extern int register_android_util_EventLog(JNIEnv* env);
 extern int register_android_util_Log(JNIEnv* env);
 extern int register_android_content_StringBlock(JNIEnv* env);
 extern int register_android_content_XmlBlock(JNIEnv* env);
-extern int register_android_emoji_EmojiFactory(JNIEnv* env);
 extern int register_android_graphics_Canvas(JNIEnv* env);
 extern int register_android_graphics_CanvasProperty(JNIEnv* env);
 extern int register_android_graphics_ColorFilter(JNIEnv* env);
@@ -1265,7 +1264,6 @@ static const RegJNIRec gRegJNI[] = {
     REG_JNI(register_android_content_AssetManager),
     REG_JNI(register_android_content_StringBlock),
     REG_JNI(register_android_content_XmlBlock),
-    REG_JNI(register_android_emoji_EmojiFactory),
     REG_JNI(register_android_text_AndroidCharacter),
     REG_JNI(register_android_text_StaticLayout),
     REG_JNI(register_android_text_AndroidBidi),
diff --git a/core/jni/android_emoji_EmojiFactory.cpp b/core/jni/android_emoji_EmojiFactory.cpp
deleted file mode 100644
index e9f18a6986de..000000000000
--- a/core/jni/android_emoji_EmojiFactory.cpp
+++ /dev/null
@@ -1,270 +0,0 @@
-#include "SkTypes.h"
-#include "SkImageDecoder.h"
-
-#define LOG_TAG "EmojiFactory_jni"
-#include <utils/Log.h>
-#include <ScopedUtfChars.h>
-
-#include "BitmapFactory.h"
-#include "EmojiFactory.h"
-#include "GraphicsJNI.h"
-#include <nativehelper/JNIHelp.h>
-
-#include <dlfcn.h>
-// #include <pthread.h>
-
-namespace android {
-
-class EmojiFactoryCaller {
- public:
-  EmojiFactoryCaller() {}
-  virtual ~EmojiFactoryCaller();
-  bool Init();
-  EmojiFactory *TryCallGetImplementation(const char* name);
-  EmojiFactory *TryCallGetAvailableImplementation();
- private:
-  void *m_handle;
-  EmojiFactory *(*m_get_implementation)(const char*);
-  EmojiFactory *(*m_get_available_implementation)();
-};
-
-bool EmojiFactoryCaller::Init() {
-  const char* error_msg;
-  m_handle = dlopen("libemoji.so", RTLD_LAZY | RTLD_LOCAL);
-
-  if (m_handle == NULL) {
-    error_msg = "Failed to load libemoji.so";
-    goto FAIL;
-  }
-
-  m_get_implementation =
-      reinterpret_cast<EmojiFactory *(*)(const char*)>(
-          dlsym(m_handle, "GetImplementation"));
-  if (m_get_implementation == NULL) {
-    error_msg = "Failed to get symbol of GetImplementation";
-    goto FAIL;
-  }
-
-  m_get_available_implementation =
-      reinterpret_cast<EmojiFactory *(*)()>(
-          dlsym(m_handle,"GetAvailableImplementation"));
-  if (m_get_available_implementation == NULL) {
-    error_msg = "Failed to get symbol of GetAvailableImplementation";
-    goto FAIL;
-  }
-
-  return true;
-
-FAIL:
-  const char* error_str = dlerror();
-  if (error_str == NULL) {
-    error_str = "unknown reason";
-  }
-
-  ALOGE("%s: %s", error_msg, error_str);
-  if (m_handle != NULL) {
-    dlclose(m_handle);
-    m_handle = NULL;
-  }
-  return false;
-}
-
-EmojiFactoryCaller::~EmojiFactoryCaller() {
-  if (m_handle) {
-    dlclose(m_handle);
-  }
-}
-
-EmojiFactory *EmojiFactoryCaller::TryCallGetImplementation(
-    const char* name) {
-  if (NULL == m_handle) {
-    return NULL;
-  }
-  return m_get_implementation(name);
-}
-
-EmojiFactory *EmojiFactoryCaller::TryCallGetAvailableImplementation() {
-  if (NULL == m_handle) {
-    return NULL;
-  }
-  return m_get_available_implementation();
-}
-
-static EmojiFactoryCaller* gCaller;
-static pthread_once_t g_once = PTHREAD_ONCE_INIT;
-static bool lib_emoji_factory_is_ready;
-
-static jclass    gEmojiFactory_class;
-static jmethodID gEmojiFactory_constructorMethodID;
-
-static void InitializeCaller() {
-  gCaller = new EmojiFactoryCaller();
-  lib_emoji_factory_is_ready = gCaller->Init();
-}
-
-static jobject create_java_EmojiFactory(
-    JNIEnv* env, EmojiFactory* factory, jstring name) {
-  jobject obj = env->NewObject(gEmojiFactory_class, gEmojiFactory_constructorMethodID,
-      reinterpret_cast<jlong>(factory), name);
-  if (env->ExceptionCheck() != 0) {
-    ALOGE("*** Uncaught exception returned from Java call!\n");
-    env->ExceptionDescribe();
-  }
-  return obj;
-}
-
-static jobject android_emoji_EmojiFactory_newInstance(
-    JNIEnv* env, jobject clazz, jstring name) {
-  if (NULL == name) {
-    return NULL;
-  }
-  pthread_once(&g_once, InitializeCaller);
-  if (!lib_emoji_factory_is_ready) {
-    return NULL;
-  }
-
-  ScopedUtfChars nameUtf(env, name);
-
-  EmojiFactory *factory = gCaller->TryCallGetImplementation(nameUtf.c_str());
-  // EmojiFactory *factory = EmojiFactory::GetImplementation(str.string());
-  if (NULL == factory) {
-    return NULL;
-  }
-
-  return create_java_EmojiFactory(env, factory, name);
-}
-
-static jobject android_emoji_EmojiFactory_newAvailableInstance(
-    JNIEnv* env, jobject clazz) {
-  pthread_once(&g_once, InitializeCaller);
-  if (!lib_emoji_factory_is_ready) {
-    return NULL;
-  }
-
-  EmojiFactory *factory = gCaller->TryCallGetAvailableImplementation();
-  // EmojiFactory *factory = EmojiFactory::GetAvailableImplementation();
-  if (NULL == factory) {
-    return NULL;
-  }
-
-  jstring jname = env->NewStringUTF(factory->Name());
-  if (NULL == jname) {
-    return NULL;
-  }
-
-  return create_java_EmojiFactory(env, factory, jname);
-}
-
-static jobject android_emoji_EmojiFactory_getBitmapFromAndroidPua(
-    JNIEnv* env, jobject clazz, jlong nativeEmojiFactory, jint pua) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-
-  int size;
-  const char *bytes = factory->GetImageBinaryFromAndroidPua(pua, &size);
-  if (bytes == NULL) {
-    return NULL;
-  }
-
-  return decodeBitmap(env, (void*)bytes, size);
-}
-
-static void android_emoji_EmojiFactory_destructor(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory) {
-  /*
-  // Must not delete this object!!
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  delete factory;
-  */
-}
-
-static jint android_emoji_EmojiFactory_getAndroidPuaFromVendorSpecificSjis(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory, jchar sjis) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetAndroidPuaFromVendorSpecificSjis(sjis);
-}
-
-static jint android_emoji_EmojiFactory_getVendorSpecificSjisFromAndroidPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory, jint pua) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetVendorSpecificSjisFromAndroidPua(pua);
-}
-
-static jint android_emoji_EmojiFactory_getAndroidPuaFromVendorSpecificPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory, jint vsu) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetAndroidPuaFromVendorSpecificPua(vsu);
-}
-
-static jint android_emoji_EmojiFactory_getVendorSpecificPuaFromAndroidPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory, jint pua) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetVendorSpecificPuaFromAndroidPua(pua);
-}
-
-static jint android_emoji_EmojiFactory_getMaximumVendorSpecificPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetMaximumVendorSpecificPua();
-}
-
-static jint android_emoji_EmojiFactory_getMinimumVendorSpecificPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetMinimumVendorSpecificPua();
-}
-
-static jint android_emoji_EmojiFactory_getMaximumAndroidPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetMaximumAndroidPua();
-}
-
-static jint android_emoji_EmojiFactory_getMinimumAndroidPua(
-    JNIEnv* env, jobject obj, jlong nativeEmojiFactory) {
-  EmojiFactory *factory = reinterpret_cast<EmojiFactory *>(nativeEmojiFactory);
-  return factory->GetMinimumAndroidPua();
-}
-
-static JNINativeMethod gMethods[] = {
-  { "newInstance", "(Ljava/lang/String;)Landroid/emoji/EmojiFactory;",
-    (void*)android_emoji_EmojiFactory_newInstance},
-  { "newAvailableInstance", "()Landroid/emoji/EmojiFactory;",
-    (void*)android_emoji_EmojiFactory_newAvailableInstance},
-  { "nativeDestructor", "(J)V",
-    (void*)android_emoji_EmojiFactory_destructor},
-  { "nativeGetBitmapFromAndroidPua", "(JI)Landroid/graphics/Bitmap;",
-    (void*)android_emoji_EmojiFactory_getBitmapFromAndroidPua},
-  { "nativeGetAndroidPuaFromVendorSpecificSjis", "(JC)I",
-    (void*)android_emoji_EmojiFactory_getAndroidPuaFromVendorSpecificSjis},
-  { "nativeGetVendorSpecificSjisFromAndroidPua", "(JI)I",
-    (void*)android_emoji_EmojiFactory_getVendorSpecificSjisFromAndroidPua},
-  { "nativeGetAndroidPuaFromVendorSpecificPua", "(JI)I",
-    (void*)android_emoji_EmojiFactory_getAndroidPuaFromVendorSpecificPua},
-  { "nativeGetVendorSpecificPuaFromAndroidPua", "(JI)I",
-    (void*)android_emoji_EmojiFactory_getVendorSpecificPuaFromAndroidPua},
-  { "nativeGetMaximumVendorSpecificPua", "(J)I",
-    (void*)android_emoji_EmojiFactory_getMaximumVendorSpecificPua},
-  { "nativeGetMinimumVendorSpecificPua", "(J)I",
-    (void*)android_emoji_EmojiFactory_getMinimumVendorSpecificPua},
-  { "nativeGetMaximumAndroidPua", "(J)I",
-    (void*)android_emoji_EmojiFactory_getMaximumAndroidPua},
-  { "nativeGetMinimumAndroidPua", "(J)I",
-    (void*)android_emoji_EmojiFactory_getMinimumAndroidPua}
-};
-
-static jclass make_globalref(JNIEnv* env, const char classname[])
-{
-    jclass c = env->FindClass(classname);
-    SkASSERT(c);
-    return (jclass)env->NewGlobalRef(c);
-}
-
-int register_android_emoji_EmojiFactory(JNIEnv* env) {
-  gEmojiFactory_class = make_globalref(env, "android/emoji/EmojiFactory");
-  gEmojiFactory_constructorMethodID = env->GetMethodID(
-      gEmojiFactory_class, "<init>", "(JLjava/lang/String;)V");
-  return jniRegisterNativeMethods(env, "android/emoji/EmojiFactory",
-                                  gMethods, NELEM(gMethods));
-}
-
-}  // namespace android
diff --git a/preloaded-classes b/preloaded-classes
index 4d7a6e19d011..d6b4ec9efd0e 100644
--- a/preloaded-classes
+++ b/preloaded-classes
@@ -742,7 +742,6 @@ android.ddm.DdmHandleProfiling
 android.ddm.DdmHandleThread
 android.ddm.DdmHandleViewDebug
 android.ddm.DdmRegister
-android.emoji.EmojiFactory
 android.graphics.AvoidXfermode
 android.graphics.Bitmap
 android.graphics.Bitmap$1