Add developer setting to set the default GPU renderer.

Test: manual on-device testing
Bug: 35345959
Change-Id: Ia48c2c7935ceab894467b9e1e040785db28644a5
diff --git a/res/xml/development_prefs.xml b/res/xml/development_prefs.xml
index 41ec0fa..7fc121e 100644
--- a/res/xml/development_prefs.xml
+++ b/res/xml/development_prefs.xml
@@ -355,6 +355,12 @@
                 android:summary="%s"
                 android:title="@string/simulate_color_space" />
 
+        <ListPreference
+                android:key="debug_hw_renderer"
+                android:title="@string/debug_hw_renderer"
+                android:entries="@array/debug_hw_renderer_entries"
+                android:entryValues="@array/debug_hw_renderer_values" />
+
     </PreferenceCategory>
 
     <PreferenceCategory android:key="media_category"