Revert "Add a null home activity to Shell.apk"

This reverts commit 6b1c4a9e09ea096d06351358d731290a11a1e337.

Bug: 149226068
Bug: 149307007
Bug: 149780604
Test: $ lunch aosp_crosshatch-userdebug; m
      # flash and boot on a crosshatch
      # Settings -> Apps & notifications -> Default apps -> Home apps
      # Only Quickstep home is there; no Shell home any more
      $ lunch csi_arm64-userdebug; m
      # flash the resulted system.img on a crosshatch and boot
      $ atest DeviceHealthTests # all passed
Change-Id: I927b7dae779da25589f2198e0480c0f2a788a7e4
Merged-In: I927b7dae779da25589f2198e0480c0f2a788a7e4
(cherry picked from commit 539298c1b9e1c0a42d041cbc845501cef289abf7)

3 files changed, 0 insertions, 103 deletions

diff --git a/packages/Shell/AndroidManifest.xml b/packages/Shell/AndroidManifest.xml
index ff91c797e9b1..e72fb03938a5 100644
--- a/packages/Shell/AndroidManifest.xml
+++ b/packages/Shell/AndroidManifest.xml
@@ -293,22 +293,6 @@
                   android:excludeFromRecents="true"
                   android:exported="false" />
 
-        <!--
-        The following is used as a no-op/null home activity when
-        no other MAIN/HOME activity is present (e.g., in CSI).
-        -->
-        <activity android:name=".NullHome"
-                  android:excludeFromRecents="true"
-                  android:label=""
-                  android:screenOrientation="nosensor">
-            <!-- The priority here is set to be lower than that for Settings -->
-            <intent-filter android:priority="-1100">
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.HOME" />
-                <category android:name="android.intent.category.DEFAULT" />
-            </intent-filter>
-        </activity>
-
         <receiver
             android:name=".BugreportReceiver"
             android:permission="android.permission.DUMP">
diff --git a/packages/Shell/res/layout/null_home_finishing_boot.xml b/packages/Shell/res/layout/null_home_finishing_boot.xml
deleted file mode 100644
index 5f9563a5d25c..000000000000
--- a/packages/Shell/res/layout/null_home_finishing_boot.xml
+++ /dev/null
@@ -1,44 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Copyright (C) 2020 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
-  -->
-<FrameLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:background="#80000000"
-    android:forceHasOverlappingRendering="false">
-    <LinearLayout
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical"
-        android:layout_gravity="center"
-        android:layout_marginStart="16dp"
-        android:layout_marginEnd="16dp">
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:textSize="40sp"
-            android:textColor="?android:attr/textColorPrimary"
-            android:text="@*android:string/android_start_title"/>
-        <ProgressBar
-            style="@android:style/Widget.Material.ProgressBar.Horizontal"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="12.75dp"
-            android:colorControlActivated="?android:attr/textColorPrimary"
-            android:indeterminate="true"/>
-    </LinearLayout>
-</FrameLayout>
diff --git a/packages/Shell/src/com/android/shell/NullHome.java b/packages/Shell/src/com/android/shell/NullHome.java
deleted file mode 100644
index bd975614a50a..000000000000
--- a/packages/Shell/src/com/android/shell/NullHome.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2020 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 com.android.shell;
-
-import android.app.Activity;
-import android.os.Bundle;
-import android.util.Log;
-
-/**
- * This covers the fallback case where no launcher is available.
- * Usually Settings.apk has one fallback home activity.
- * Settings.apk, however, is not part of CSI, which needs to be
- * standalone (bootable and testable).
- */
-public class NullHome extends Activity {
-    private static final String TAG = "NullHome";
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        Log.i(TAG, "onCreate");
-        setContentView(R.layout.null_home_finishing_boot);
-    }
-
-    protected void onDestroy() {
-        super.onDestroy();
-        Log.i(TAG, "onDestroy");
-    }
-}