stop using (deprecated) setClipRegion, add flag for new clipop type

content/renderer/android/synchronous_compositor_proxy.cc

Index: content/renderer/android/synchronous_compositor_proxy.cc
diff --git a/content/renderer/android/synchronous_compositor_proxy.cc b/content/renderer/android/synchronous_compositor_proxy.cc
index 99eeeeb2ec4fe1c9156800dab0ed7b6d2fb8ff81..79dd3bd1cadc72a0057edb67a65c9d54bec536e1 100644
--- a/content/renderer/android/synchronous_compositor_proxy.cc
+++ b/content/renderer/android/synchronous_compositor_proxy.cc
@@ -313,8 +313,8 @@ void SynchronousCompositorProxy::DoDemandDrawSw(
   if (!bitmap.installPixels(info, software_draw_shm_->shm.memory(), stride))
     return;
   SkCanvas canvas(bitmap);
-  canvas.setMatrix(params.transform.matrix());
-  canvas.setClipRegion(SkRegion(gfx::RectToSkIRect(params.clip)));
+  canvas.concat(params.transform.matrix());
+  canvas.clipRect(gfx::RectToSkRect(params.clip));
 
   compositor_frame_sink_->DemandDrawSw(&canvas);
 }