Put the affordance launch animation back on the renderthread

Change-Id: I10f6b7062d9c6ca89e139ef6b67af30cb39adcb2
Fixes: 30484027

packages/SystemUI/src/com/android/systemui/statusbar/KeyguardAffordanceView.java

@@ -147,7 +147,7 @@ public class KeyguardAffordanceView extends ImageView {
 
     @Override
     protected void onDraw(Canvas canvas) {
-        mSupportHardware = false;//canvas.isHardwareAccelerated();
+        mSupportHardware = canvas.isHardwareAccelerated();
         drawBackgroundCircle(canvas);
         canvas.save();
         canvas.scale(mImageScale, mImageScale, getWidth() / 2, getHeight() / 2);