cc: Clean up transform tree

third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp

Index: third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp b/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
index 117c4c7c53f3ad97ee9a7f5c5c912514bf8d98d9..c9a0e69c05f59789890c5154bd42f6daa534e45c 100644
--- a/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
+++ b/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
@@ -454,9 +454,6 @@ class PropertyTreeManager {
 
 void PropertyTreeManager::setDeviceScaleFactor(float deviceScaleFactor) {
   auto& rootTransformNode = *transformTree().Node(kRealRootNodeId);
-  rootTransformNode.needs_surface_contents_scale = true;
-  rootTransformNode.surface_contents_scale =
-      gfx::Vector2dF(deviceScaleFactor, deviceScaleFactor);
   // TODO(jaydasika) : We shouldn't set ToScreen and FromScreen of root
   // transform node here. They should be set while updating transform tree in
   // cc.