Use SwapBuffersWithBounds on Chromecast

cc/output/overlay_strategy_underlay_cast.h

Index: cc/output/overlay_strategy_underlay_cast.h
diff --git a/cc/output/overlay_strategy_underlay_cast.h b/cc/output/overlay_strategy_underlay_cast.h
new file mode 100644
index 0000000000000000000000000000000000000000..5266bb3d8097bec295ea76ed86db552aebf19570
--- /dev/null
+++ b/cc/output/overlay_strategy_underlay_cast.h
@@ -0,0 +1,33 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CC_OUTPUT_OVERLAY_STRATEGY_UNDERLAY_CAST_H_
+#define CC_OUTPUT_OVERLAY_STRATEGY_UNDERLAY_CAST_H_
+
+#include "base/macros.h"
+#include "cc/output/overlay_strategy_underlay.h"
+
+namespace cc {
+
+class OverlayCandidateValidator;
+
+// Similar to underlay strategy plus Cast-specific handling of content bounds.
+class CC_EXPORT OverlayStrategyUnderlayCast : public OverlayStrategyUnderlay {
+ public:
+  explicit OverlayStrategyUnderlayCast(
+      OverlayCandidateValidator* capability_checker);
+  ~OverlayStrategyUnderlayCast() override;
+
+  bool Attempt(ResourceProvider* resource_provider,
+               RenderPass* render_pass,
+               OverlayCandidateList* candidate_list,
+               std::vector<gfx::Rect>* content_bounds) override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(OverlayStrategyUnderlayCast);
+};
+
+}  // namespace cc
+
+#endif  // CC_OUTPUT_OVERLAY_STRATEGY_UNDERLAY_CAST_H_