Gallery2: Fix toolbar title dispalyed abnormal.

The title of toolbar displayed abnormal when launch gallery in
landscape mode. adjust the style of toolbar keep display normal.

Change-Id: I081a73d24910a30d6ab2799b3c01b47ad617121d
CRs-Fixed: 1004530
diff --git a/res/layout/toolbar.xml b/res/layout/toolbar.xml
index 0d1cea0..5616f1f 100644
--- a/res/layout/toolbar.xml
+++ b/res/layout/toolbar.xml
@@ -35,6 +35,7 @@
     android:background="#e53935"
     android:elevation="4dp"
     android:theme="@style/ToolbarTheme"
+    android:titleTextAppearance="@style/ToolbarTitleStyle"
     android:popupTheme="@style/ToolbarPopUpTheme"
     android:navigationIcon="@drawable/drawer" >
 
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 14d619c..845c53d 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -229,4 +229,6 @@
     <dimen name="controller_indicator_padding_h">10dp</dimen>
     <dimen name="controller_indicator_icon_size">36dp</dimen>
     <dimen name="controller_indicator_text_size">16sp</dimen>
+
+    <dimen name="toolbar_title_text_size">20dp</dimen>
 </resources>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 6d8d528..2508074 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -323,7 +323,11 @@
         <item name="android:statusBarColor">#ab5810</item>
     </style>
 
-    <style name="ToolbarTheme" parent="android:Theme.Material" />
+    <style name="ToolbarTheme" parent="android:Theme.Material"/>
+
+    <style name="ToolbarTitleStyle" parent="android:TextAppearance.Material.Widget.Toolbar.Title">
+        <item name="android:textSize">@dimen/toolbar_title_text_size</item>
+    </style>
 
     <style name="ToolbarPopUpTheme" parent="android:Theme.Material.Light" />