cc: Remove fixed raster scale, stop rasterizing with will-change.

cc/trees/single_thread_proxy.cc

Index: cc/trees/single_thread_proxy.cc
diff --git a/cc/trees/single_thread_proxy.cc b/cc/trees/single_thread_proxy.cc
index 2d219756c3ce23a69de126f86bc88a480a573d98..854c28e3b4b1241750dcd6febe824c7e6f91e8c9 100644
--- a/cc/trees/single_thread_proxy.cc
+++ b/cc/trees/single_thread_proxy.cc
@@ -218,11 +218,6 @@ void SingleThreadProxy::DoCommit() {
   devtools_instrumentation::ScopedCommitTrace commit_task(
       layer_tree_host_->id());
 
-  layer_tree_host_->ReportFixedRasterScaleUseCounters(
-      layer_tree_host_impl_->has_fixed_raster_scale_blurry_content(),
-      layer_tree_host_impl_
-          ->HasFixedRasterScalePotentialPerformanceRegression());
-
   // Commit immediately.
   {
     // TODO(robliao): Remove ScopedTracker below once https://crbug.com/461509