cc: Remove ReflectedMainFrameState.

cc/trees/layer_tree_host_in_process.cc

Index: cc/trees/layer_tree_host_in_process.cc
diff --git a/cc/trees/layer_tree_host_in_process.cc b/cc/trees/layer_tree_host_in_process.cc
index 574b9770a92ca2fa0cc9a140ff09fd4d3b9054ac..24ee5e974af4328487ae41d072882521e1988d90 100644
--- a/cc/trees/layer_tree_host_in_process.cc
+++ b/cc/trees/layer_tree_host_in_process.cc
@@ -302,10 +302,7 @@ void LayerTreeHostInProcess::FinishCommitOnImplThread(
   if (layer_tree_->needs_full_tree_sync())
     TreeSynchronizer::SynchronizeTrees(layer_tree_->root_layer(), sync_tree);
 
-  float page_scale_delta = 1.f;
-  if (reflected_main_frame_state_)
-    page_scale_delta = reflected_main_frame_state_->page_scale_delta;
-  layer_tree_->PushPropertiesTo(sync_tree, page_scale_delta);
+  layer_tree_->PushPropertiesTo(sync_tree);
 
   sync_tree->PassSwapPromises(swap_promise_manager_.TakeSwapPromises());
 
@@ -326,19 +323,6 @@ void LayerTreeHostInProcess::FinishCommitOnImplThread(
 
     TreeSynchronizer::PushLayerProperties(layer_tree_.get(), sync_tree);
 
-    if (reflected_main_frame_state_) {
-      for (const auto& scroll_update : reflected_main_frame_state_->scrolls) {
-        int layer_id = scroll_update.layer_id;
-        gfx::Vector2dF scroll_delta = scroll_update.scroll_delta;
-
-        PropertyTrees* property_trees = layer_tree_->property_trees();
-        property_trees->scroll_tree.SetScrollOffset(
-            layer_id, gfx::ScrollOffsetWithDelta(
-                          layer_tree_->LayerById(layer_id)->scroll_offset(),
-                          scroll_delta));
-      }
-    }
-
     // This must happen after synchronizing property trees and after pushing
     // properties, which updates the clobber_active_value flag.
     sync_tree->property_trees()->scroll_tree.PushScrollUpdatesFromMainThread(
@@ -358,7 +342,6 @@ void LayerTreeHostInProcess::FinishCommitOnImplThread(
 
   micro_benchmark_controller_.ScheduleImplBenchmarks(host_impl);
   layer_tree_->property_trees()->ResetAllChangeTracking();
-  reflected_main_frame_state_ = nullptr;
 }
 
 void LayerTreeHostInProcess::WillCommit() {
@@ -777,14 +760,6 @@ void LayerTreeHostInProcess::ApplyScrollAndScale(ScrollAndScaleSet* info) {
   ApplyViewportDeltas(info);
 }
 
-void LayerTreeHostInProcess::SetReflectedMainFrameState(
-    std::unique_ptr<ReflectedMainFrameState> reflected_main_frame_state) {
-  DCHECK(IsThreaded());
-
-  reflected_main_frame_state_ = std::move(reflected_main_frame_state);
-  SetNeedsCommit();
-}
-
 const base::WeakPtr<InputHandler>& LayerTreeHostInProcess::GetInputHandler()
     const {
   return input_handler_weak_ptr_;