Remove current implementation of frame timing events.

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index a448237175eaccedb436b473ed8e27467be7717f..bd303e3fae4189621c7725d230ce2f3273fd2fce 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -5520,94 +5520,6 @@ class LayerTreeHostTestOneActivatePerPrepareTiles : public LayerTreeHostTest {
 
 SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestOneActivatePerPrepareTiles);
 
-class LayerTreeHostTestFrameTimingRequestsSaveTimestamps
-    : public LayerTreeHostTest {
- public:
-  LayerTreeHostTestFrameTimingRequestsSaveTimestamps()
-      : check_results_on_commit_(false) {}
-
-  void SetupTree() override {
-    scoped_refptr<FakePictureLayer> root_layer =
-        FakePictureLayer::Create(&client_);
-    root_layer->SetBounds(gfx::Size(200, 200));
-    root_layer->SetIsDrawable(true);
-
-    scoped_refptr<FakePictureLayer> child_layer =
-        FakePictureLayer::Create(&client_);
-    child_layer->SetBounds(gfx::Size(1500, 1500));
-    child_layer->SetIsDrawable(true);
-
-    std::vector<FrameTimingRequest> requests;
-    requests.push_back(FrameTimingRequest(1, gfx::Rect(0, 0, 100, 100)));
-    requests.push_back(FrameTimingRequest(2, gfx::Rect(300, 0, 100, 100)));
-    child_layer->SetFrameTimingRequests(requests);
-
-    root_layer->AddChild(child_layer);
-    layer_tree_host()->SetRootLayer(root_layer);
-    LayerTreeHostTest::SetupTree();
-    client_.set_bounds(root_layer->bounds());
-  }
-
-  void BeginTest() override { PostSetNeedsCommitToMainThread(); }
-
-  void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
-    if (!check_results_on_commit_)
-      return;
-
-    // Since in reality, the events will be read by LayerTreeHost during commit,
-    // we check the requests here to ensure that they are correct at the next
-    // commit time (as opposed to checking in DrawLayers for instance).
-    // TODO(vmpstr): Change this to read things from the main thread when this
-    // information is propagated to the main thread (not yet implemented).
-    FrameTimingTracker* tracker = host_impl->frame_timing_tracker();
-
-    // Check composite events.
-    {
-      std::unique_ptr<FrameTimingTracker::CompositeTimingSet> timing_set =
-          tracker->GroupCompositeCountsByRectId();
-      EXPECT_EQ(1u, timing_set->size());
-      auto rect_1_it = timing_set->find(1);
-      EXPECT_TRUE(rect_1_it != timing_set->end());
-      const auto& timing_events = rect_1_it->second;
-      EXPECT_EQ(1u, timing_events.size());
-      EXPECT_EQ(host_impl->active_tree()->source_frame_number(),
-                timing_events[0].frame_id);
-      EXPECT_GT(timing_events[0].timestamp, base::TimeTicks());
-    }
-
-    // Check main frame events.
-    {
-      std::unique_ptr<FrameTimingTracker::MainFrameTimingSet> timing_set =
-          tracker->GroupMainFrameCountsByRectId();
-      EXPECT_EQ(2u, timing_set->size());
-      auto rect_1_it = timing_set->find(1);
-      EXPECT_TRUE(rect_1_it != timing_set->end());
-      const auto& timing_events = rect_1_it->second;
-      EXPECT_EQ(1u, timing_events.size());
-      EXPECT_EQ(host_impl->active_tree()->source_frame_number(),
-                timing_events[0].frame_id);
-      EXPECT_GT(timing_events[0].timestamp, base::TimeTicks());
-      EXPECT_GT(timing_events[0].end_time, timing_events[0].timestamp);
-    }
-
-    EndTest();
-  }
-
-  void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
-    check_results_on_commit_ = true;
-    PostSetNeedsCommitToMainThread();
-  }
-
-  void AfterTest() override {}
-
- private:
-  FakeContentLayerClient client_;
-  bool check_results_on_commit_;
-};
-
-// Frame timing is not implemented in single thread proxy.
-MULTI_THREAD_TEST_F(LayerTreeHostTestFrameTimingRequestsSaveTimestamps);
-
 class LayerTreeHostTestActivationCausesPrepareTiles : public LayerTreeHostTest {
  public:
   LayerTreeHostTestActivationCausesPrepareTiles()