Reject frames with invalid BeginFrameAck in CompositorFrameSinkSupport

cc/test/surface_hittest_test_helpers.cc

 // Copyright 2015 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.
 
 #include "cc/test/surface_hittest_test_helpers.h"
 
 #include "cc/output/compositor_frame.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/shared_quad_state.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/surface_draw_quad.h"
+#include "cc/test/compositor_frame_helpers.h"
 
 namespace cc {
 namespace test {
 
 void CreateSharedQuadState(RenderPass* pass,
                            const gfx::Transform& transform,
                            const gfx::Rect& root_rect) {
   SharedQuadState* child_shared_state = pass->CreateAndAppendSharedQuadState();
   child_shared_state->SetAll(transform, root_rect, root_rect, root_rect, false,
                              1.0f, SkBlendMode::kSrcOver, 0);
@@ skipping 41 matching lines @@
                       const gfx::Rect& rect,
                       const gfx::Transform& transform_to_root_target,
                       RenderPassList* render_pass_list) {
   std::unique_ptr<RenderPass> render_pass = RenderPass::Create();
   render_pass->SetNew(render_pass_id, rect, rect, transform_to_root_target);
   render_pass_list->push_back(std::move(render_pass));
 }
 
 CompositorFrame CreateCompositorFrame(const gfx::Rect& root_rect,
                                       RenderPass** render_pass) {
-  CompositorFrame root_frame;
+  CompositorFrame root_frame = test::MakeCompositorFrame();
   int root_id = 1;
   CreateRenderPass(root_id, root_rect, gfx::Transform(),
                    &root_frame.render_pass_list);
   *render_pass = root_frame.render_pass_list.back().get();
   return root_frame;
 }
 
 TestSurfaceHittestDelegate::TestSurfaceHittestDelegate()
     : reject_target_overrides_(0), accept_target_overrides_(0) {}
 
@@ skipping 37 matching lines @@
   // If the point provided falls outside the inset, then we accept this surface.
   if (!bounds.Contains(point_in_quad_space)) {
     ++accept_target_overrides_;
     return true;
   }
   return false;
 }
 
 }  // namespace test
 }  // namespace cc