Set background color for surface view only once in ContentViewRenderView

Right now we set the surface view background color everytime we create a new
surface and this causes a white flash everytime the activity is resumed

BUG=365589

Review URL: https://codereview.chromium.org/293983011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@272312 0039d316-1c4b-4281-b951-d872f2087c98

content/public/android/java/src/org/chromium/content/browser/ContentViewRenderView.java

@@ -60,8 +60,6 @@ public class ContentViewRenderView extends FrameLayout {
 
             @Override
             public void surfaceCreated(SurfaceHolder holder) {
-                setSurfaceViewBackgroundColor(Color.WHITE);
-
                 assert mNativeContentViewRenderView != 0;
                 nativeSurfaceCreated(mNativeContentViewRenderView);
 
@@ -75,6 +73,7 @@ public class ContentViewRenderView extends FrameLayout {
             }
         };
         mSurfaceView.getHolder().addCallback(mSurfaceCallback);
+        setSurfaceViewBackgroundColor(Color.WHITE);
 
         addView(mSurfaceView,
                 new FrameLayout.LayoutParams(