RendererCompositorFrameSink should handle local surface id allocation

content/browser/renderer_host/browser_compositor_view_mac.mm

Index: content/browser/renderer_host/browser_compositor_view_mac.mm
diff --git a/content/browser/renderer_host/browser_compositor_view_mac.mm b/content/browser/renderer_host/browser_compositor_view_mac.mm
index 7e4355a5d0e76207ebc78a95a10120559c986312..9947a1aad192aafc326494c1ebc8a4c045d93cda 100644
--- a/content/browser/renderer_host/browser_compositor_view_mac.mm
+++ b/content/browser/renderer_host/browser_compositor_view_mac.mm
@@ -270,6 +270,7 @@ void BrowserCompositorMac::CopyFromCompositingSurfaceToVideoFrame(
 
 void BrowserCompositorMac::SwapCompositorFrame(
     uint32_t compositor_frame_sink_id,
+    cc::LocalSurfaceId local_surface_id,

[Fady Samuel, 2017/03/15 12:05:47]

const cc::LocalSurfaceId&

[Saman Sami, 2017/03/16 18:33:07]

Done.

     cc::CompositorFrame frame) {
   // Compute the frame size based on the root render pass rect size.
   cc::RenderPass* root_pass = frame.render_pass_list.back().get();
@@ -282,7 +283,7 @@ void BrowserCompositorMac::SwapCompositorFrame(
                                                           pixel_size);
   }
   delegated_frame_host_->SwapDelegatedFrame(compositor_frame_sink_id,
-                                            std::move(frame));
+                                            local_surface_id, std::move(frame));
 }
 
 void BrowserCompositorMac::SetHasTransparentBackground(bool transparent) {