Disable hardware skia when debug is disabled

 Bug: 5413097

Change-Id: I7870e91fb981496fcc608a3473b4534cdcf0c345
diff --git a/src/com/android/browser/BrowserSettings.java b/src/com/android/browser/BrowserSettings.java
index b9eec9c..5920e58 100644
--- a/src/com/android/browser/BrowserSettings.java
+++ b/src/com/android/browser/BrowserSettings.java
@@ -20,6 +20,7 @@
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.os.Build;
 import android.os.Message;
@@ -427,7 +428,13 @@
     }
 
     public void setDebugEnabled(boolean value) {
-        mPrefs.edit().putBoolean(PREF_DEBUG_MENU, value).apply();
+        Editor edit = mPrefs.edit();
+        edit.putBoolean(PREF_DEBUG_MENU, value);
+        if (!value) {
+            // Reset to "safe" value
+            edit.putBoolean(PREF_ENABLE_HARDWARE_ACCEL_SKIA, false);
+        }
+        edit.apply();
     }
 
     public void clearCache() {