Fix issue #2905454: Crash observed while accessing Battery history page on passion/GRG40

Change-Id: Ifd08744d909c2d87e5cdf4eedcc5af1a86548e60
diff --git a/res/values/strings.xml b/res/values/strings.xml
index e814951..a638a69 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -1884,8 +1884,6 @@
     <string name="testing_phone_info">Phone information</string>
     <!-- In the Testing screen. The item title of the activity that shows a bunch of battery-related information.  -->
     <string name="testing_battery_info">Battery information</string>
-    <!-- In the Testing screen. The item title of the activity that shows a bunch of historical battery-related information.  -->
-    <string name="testing_battery_history">Battery history</string>
     <!-- Do not translate. In the Testing screen. The item title of the activity that shows a bunch of SIM-related operations.  -->
     <string name="testing_sim_toolkit">SIM toolkit</string>
 
diff --git a/res/xml/testing_settings.xml b/res/xml/testing_settings.xml
index 4b3ea0b..9c0a68b 100644
--- a/res/xml/testing_settings.xml
+++ b/res/xml/testing_settings.xml
@@ -33,13 +33,6 @@
 
 
     <PreferenceScreen
-            android:title="@string/testing_battery_history">
-        <intent android:action="android.intent.action.MAIN"
-                android:targetPackage="com.android.settings"
-                android:targetClass="com.android.settings.battery_history.BatteryHistory" />
-    </PreferenceScreen>
-
-    <PreferenceScreen
             android:title="@string/testing_usage_stats">
         <intent android:action="android.intent.action.MAIN"
                 android:targetPackage="com.android.settings"