Reject frames with invalid BeginFrameAck in CompositorFrameSinkSupport

cc/surfaces/surface_hittest_unittest.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 <stddef.h>
 
 #include "cc/output/compositor_frame.h"
 #include "cc/surfaces/compositor_frame_sink_support.h"
 #include "cc/surfaces/local_surface_id_allocator.h"
 #include "cc/surfaces/surface.h"
 #include "cc/surfaces/surface_hittest.h"
 #include "cc/surfaces/surface_manager.h"
+#include "cc/test/compositor_frame_helpers.h"
 #include "cc/test/surface_hittest_test_helpers.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace cc {
 
 namespace {
 
 constexpr FrameSinkId kArbitraryFrameSinkId(1, 1);
@@ skipping 375 matching lines @@
 TEST(SurfaceHittestTest, Hittest_RenderPassDrawQuad) {
   SurfaceManager manager;
   FrameSinkId root_frame_sink_id(kArbitraryFrameSinkId);
   std::unique_ptr<CompositorFrameSinkSupport> support =
       CompositorFrameSinkSupport::Create(
           nullptr, &manager, root_frame_sink_id, kIsRoot,
           kHandlesFrameSinkIdInvalidation, kNeedsSyncPoints);
 
   // Create a CompostiorFrame with two RenderPasses.
   gfx::Rect root_rect(300, 300);
-  CompositorFrame root_frame;
+  CompositorFrame root_frame = test::MakeCompositorFrame();
   RenderPassList& render_pass_list = root_frame.render_pass_list;
 
   // Create a child RenderPass.
   int child_render_pass_id = 3;
   gfx::Transform transform_to_root_target(1.0f, 0.0f, 0.0f, 50.0f,
                                           0.0f, 1.0f, 0.0f, 50.0f,
                                           0.0f, 0.0f, 1.0f, 0.0f,
                                           0.0f, 0.0f, 0.0f, 1.0f);
   CreateRenderPass(child_render_pass_id,
                    gfx::Rect(100, 100),
@@ skipping 212 matching lines @@
 
   // Verify that insets have affected hit targeting.
   EXPECT_EQ(0, accept_delegate.reject_target_overrides());
   EXPECT_EQ(2, accept_delegate.accept_target_overrides());
 
   root_support->EvictFrame();
   child_support->EvictFrame();
 }
 
 }  // namespace cc