fix [2677468] some 3rd party GL ES apps get a 32-bits surface by default and fail

force all SurfaceView to 565

Change-Id: I8ebfa1239d8e4fa097c2e544677fb92fa20b39bd

core/java/android/view/SurfaceView.java

@@ -140,7 +140,10 @@ public class SurfaceView extends View {
     boolean mViewVisibility = false;
     int mRequestedWidth = -1;
     int mRequestedHeight = -1;
-    int mRequestedFormat = PixelFormat.OPAQUE;
+    /* Set SurfaceView's format to 565 by default to maintain backward
+     * compatibility with applications assuming this format.
+     */
+    int mRequestedFormat = PixelFormat.RGB_565;
     int mRequestedType = -1;
 
     boolean mHaveFrame = false;
@@ -163,16 +166,20 @@ public class SurfaceView extends View {
     
     public SurfaceView(Context context) {
         super(context);
-        setWillNotDraw(true);
+        init();
     }
     
     public SurfaceView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        setWillNotDraw(true);
+        init();
     }
 
     public SurfaceView(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
+        init();
+    }
+
+    private void init() {
         setWillNotDraw(true);
     }
     

opengl/java/android/opengl/GLSurfaceView.java

@@ -222,7 +222,6 @@ public class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback
         // underlying surface is created and destroyed
         SurfaceHolder holder = getHolder();
         holder.addCallback(this);
-        holder.setFormat(PixelFormat.RGB_565);
         // setType is not needed for SDK 2.0 or newer. Uncomment this
         // statement if back-porting this code to older SDKs.
         // holder.setType(SurfaceHolder.SURFACE_TYPE_GPU);