Move Render(View|Widget)Host and associated classes to content namespace.

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index 516a4328085365029f4be7ac1423c2b70030c1ef..f73317789bcf4785ff7577524eefb5d45f4b235b 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -56,6 +56,8 @@ using WebKit::WebMouseEvent;
 using WebKit::WebMouseWheelEvent;
 using WebKit::WebTextDirection;
 
+namespace {
+
 // How long to (synchronously) wait for the renderer to respond with a
 // PaintRect message, when our backing-store is invalid, before giving up and
 // returning a null or incorrectly sized backing-store from GetBackingStore.
@@ -65,8 +67,6 @@ static const int kPaintMsgTimeoutMS = 40;
 // How long to wait before we consider a renderer hung.
 static const int kHungRendererDelayMs = 20000;
 
-namespace {
-
 // Returns |true| if the two wheel events should be coalesced.
 bool ShouldCoalesceMouseWheelEvents(const WebMouseWheelEvent& last_event,
                                     const WebMouseWheelEvent& new_event) {
@@ -80,6 +80,8 @@ bool ShouldCoalesceMouseWheelEvents(const WebMouseWheelEvent& last_event,
 
 }  // namespace
 
+namespace content {
+
 // static
 RenderWidgetHost* RenderWidgetHost::FromIPCChannelListener(
     IPC::Channel::Listener* listener) {
@@ -1645,3 +1647,5 @@ void RenderWidgetHostImpl::AcknowledgePostSubBuffer(int32 route_id,
   if (ui_shim)
     ui_shim->Send(new AcceleratedSurfaceMsg_PostSubBufferACK(route_id));
 }
+
+}  // namespace content