Revert "Revert of Delete the enable/disable layer squashing flags and settings. (patchset #1 id:1 o…

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index fe560484ed17550d6c517bf0fcfc1d99e6f5a7e5..61f4c88df40da6e89880031ea4f8c09dfffef65a 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -999,8 +999,6 @@ void RenderView::ApplyWebPreferences(const WebPreferences& prefs,
   // Uses the mock theme engine for scrollbars.
   settings->setMockScrollbarsEnabled(prefs.mock_scrollbars_enabled);
 
-  settings->setLayerSquashingEnabled(prefs.layer_squashing_enabled);
-
   // Enable gpu-accelerated 2d canvas if requested on the command line.
   settings->setAccelerated2dCanvasEnabled(prefs.accelerated_2d_canvas_enabled);