Make cc::CompositorFrames movable [Part 1 of 2]

cc/test/pixel_test_output_surface.cc

Index: cc/test/pixel_test_output_surface.cc
diff --git a/cc/test/pixel_test_output_surface.cc b/cc/test/pixel_test_output_surface.cc
index b818a0828ae230008adde7aa7f30982f6810fd91..2087bd1f5d02822a8945d340f0c63f37c82496ab 100644
--- a/cc/test/pixel_test_output_surface.cc
+++ b/cc/test/pixel_test_output_surface.cc
@@ -6,6 +6,7 @@
 
 #include <utility>
 
+#include "cc/output/compositor_frame.h"
 #include "cc/output/output_surface_client.h"
 #include "third_party/khronos/GLES2/gl2.h"
 #include "ui/gfx/transform.h"
@@ -50,7 +51,8 @@ bool PixelTestOutputSurface::HasExternalStencilTest() const {
   return external_stencil_test_;
 }
 
-void PixelTestOutputSurface::SwapBuffers(CompositorFrame* frame) {
+void PixelTestOutputSurface::SwapBuffers(
+    std::unique_ptr<CompositorFrame> frame) {
   PostSwapBuffersComplete();
   client_->DidSwapBuffers();
 }