Bug 1201206 - Inherit from appCompat on v21 prefs and restore action bar style. r=mhaigh

--HG--
extra : commitid : 61T7SZ2qk2V
extra : source : 2d7962287928829803e68fe5cd1aeabd69003837

mobile/android/base/resources/values-v21/styles.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<resources>
+
+   <style name="ActionBarTitleTextStyle" parent="@android:style/TextAppearance.Material.Widget.ActionBar.Title">
+      <item name="android:textColor">#fff</item>
+   </style>
+
+   <style name="ActionBarTheme" parent="@style/ThemeOverlay.AppCompat.ActionBar">
+      <item name="android:colorControlNormal">#fff</item>
+
+      <!-- This color is the system default. -->
+      <item name="android:colorControlHighlight">#65696D</item>
+   </style>
+
+</resources>

mobile/android/base/resources/values-v21/themes.xml

@@ -14,14 +14,23 @@
         <item name="android:windowNoTitle">true</item>
         <item name="android:windowContentOverlay">@null</item>
         <item name="android:actionBarStyle">@style/GeckoActionBar</item>
+        <item name="android:actionBarTheme">@style/ActionBarTheme</item>
         <item name="android:colorAccent">@color/action_orange</item>
     </style>
 
+    <style name="GeckoPreferencesBase" parent="GeckoBase">
+        <item name="android:windowActionBar">true</item>
+        <item name="android:windowNoTitle">false</item>
+        <item name="android:actionBarStyle">@style/ActionBar.GeckoPreferences</item>
+    </style>
+
     <style name="ActionBar.FxAccountStatusActivity" parent="@android:style/Widget.Material.ActionBar.Solid">
         <item name="android:displayOptions">homeAsUp|showTitle</item>
+        <item name="android:titleTextStyle">@style/ActionBarTitleTextStyle</item>
     </style>
 
     <style name="ActionBar.GeckoPreferences" parent="@android:style/Widget.Material.ActionBar.Solid">
+        <item name="android:titleTextStyle">@style/ActionBarTitleTextStyle</item>
     </style>
 
     <style name="GeckoAppBase" parent="Gecko">