Move compositor bindings implementations out of WebKit::, fix style

content/renderer/gpu/render_widget_compositor.cc

Index: content/renderer/gpu/render_widget_compositor.cc
diff --git a/content/renderer/gpu/render_widget_compositor.cc b/content/renderer/gpu/render_widget_compositor.cc
index 452e08dc3b6f352ef7fe07ec57963beb676f9039..9a7dbc94f23b54bce172bda80c0b3237ff44ee21 100644
--- a/content/renderer/gpu/render_widget_compositor.cc
+++ b/content/renderer/gpu/render_widget_compositor.cc
@@ -308,7 +308,7 @@ void RenderWidgetCompositor::setSurfaceReady() {
 
 void RenderWidgetCompositor::setRootLayer(const WebKit::WebLayer& layer) {
   layer_tree_host_->SetRootLayer(
-      static_cast<const WebKit::WebLayerImpl*>(&layer)->layer());
+      static_cast<const webkit::WebLayerImpl*>(&layer)->layer());
 }
 
 void RenderWidgetCompositor::clearRootLayer() {
@@ -394,7 +394,7 @@ void RenderWidgetCompositor::didStopFlinging() {
 }
 
 void RenderWidgetCompositor::registerForAnimations(WebKit::WebLayer* layer) {
-  cc::Layer* cc_layer = static_cast<WebKit::WebLayerImpl*>(layer)->layer();
+  cc::Layer* cc_layer = static_cast<webkit::WebLayerImpl*>(layer)->layer();
   cc_layer->layer_animation_controller()->SetAnimationRegistrar(
       layer_tree_host_->animation_registrar());
 }