Update from https://crrev.com/308996

cc/BUILD.gn

Index: cc/BUILD.gn
diff --git a/cc/BUILD.gn b/cc/BUILD.gn
index 13e974d9d244ff1a019a6079883fe8bb4dbaa8c7..f5f4570de80130410994628f02885f337c21573e 100644
--- a/cc/BUILD.gn
+++ b/cc/BUILD.gn
@@ -78,6 +78,7 @@ component("cc") {
     "debug/devtools_instrumentation.h",
     "debug/frame_rate_counter.cc",
     "debug/frame_rate_counter.h",
+    "debug/frame_viewer_instrumentation.cc",
     "debug/frame_viewer_instrumentation.h",
     "debug/invalidation_benchmark.cc",
     "debug/invalidation_benchmark.h",
@@ -453,6 +454,7 @@ component("cc") {
     "resources/zero_copy_tile_task_worker_pool.h",
     "scheduler/begin_frame_source.cc",
     "scheduler/begin_frame_source.h",
+    "scheduler/commit_earlyout_reason.h",
     "scheduler/delay_based_time_source.cc",
     "scheduler/delay_based_time_source.h",
     "scheduler/draw_result.h",
@@ -466,6 +468,8 @@ component("cc") {
     "trees/blocking_task_runner.h",
     "trees/damage_tracker.cc",
     "trees/damage_tracker.h",
+    "trees/draw_property_utils.cc",
+    "trees/draw_property_utils.h",
     "trees/layer_sorter.cc",
     "trees/layer_sorter.h",
     "trees/layer_tree_host.cc",
@@ -483,6 +487,10 @@ component("cc") {
     "trees/occlusion.h",
     "trees/occlusion_tracker.cc",
     "trees/occlusion_tracker.h",
+    "trees/property_tree.cc",
+    "trees/property_tree.h",
+    "trees/property_tree_builder.cc",
+    "trees/property_tree_builder.h",
     "trees/proxy.cc",
     "trees/proxy.h",
     "trees/proxy_timing_history.cc",
@@ -541,6 +549,8 @@ source_set("test_support") {
     "test/fake_delegated_renderer_layer.h",
     "test/fake_delegated_renderer_layer_impl.cc",
     "test/fake_delegated_renderer_layer_impl.h",
+    "test/fake_external_begin_frame_source.cc",
+    "test/fake_external_begin_frame_source.h",
     "test/fake_impl_proxy.h",
     "test/fake_layer_tree_host.cc",
     "test/fake_layer_tree_host.h",
@@ -797,6 +807,7 @@ test("cc_unittests") {
     "trees/layer_tree_impl_unittest.cc",
     "trees/occlusion_tracker_unittest.cc",
     "trees/occlusion_unittest.cc",
+    "trees/property_tree_unittest.cc",
     "trees/tree_synchronizer_unittest.cc",
 
     # Surfaces test files.