Decouple RVH creation from CrossProcessFrameConnector.

content/browser/frame_host/cross_process_frame_connector.cc

Index: content/browser/frame_host/cross_process_frame_connector.cc
diff --git a/content/browser/frame_host/cross_process_frame_connector.cc b/content/browser/frame_host/cross_process_frame_connector.cc
index 19fcdf0d4b07713fe2cabee147f26ad574deec00..228bf5d275ac8f19697bbf0956cca630deef9758 100644
--- a/content/browser/frame_host/cross_process_frame_connector.cc
+++ b/content/browser/frame_host/cross_process_frame_connector.cc
@@ -19,6 +19,9 @@ CrossProcessFrameConnector::CrossProcessFrameConnector(
     : frame_proxy_in_parent_renderer_(frame_proxy_in_parent_renderer),
       view_(NULL),
       device_scale_factor_(1) {
+  LOG(ERROR) << "CPFC::CPFC[" << this << "]:"
+    << " rfh:" << frame_proxy_in_parent_renderer;
+
   frame_proxy_in_parent_renderer->set_cross_process_frame_connector(this);
 }
 
@@ -124,19 +127,23 @@ void CrossProcessFrameConnector::OnReclaimCompositorResources(
 
 void CrossProcessFrameConnector::OnInitializeChildFrame(gfx::Rect frame_rect,
                                                         float scale_factor) {
+  LOG(ERROR) << "CPFC::OnInitializeChildFrame[" << this << "]";
   if (scale_factor != device_scale_factor_) {
     device_scale_factor_ = scale_factor;
     if (view_) {
       RenderWidgetHostImpl* child_widget =
           RenderWidgetHostImpl::From(view_->GetRenderWidgetHost());
       child_widget->NotifyScreenInfoChanged();
+      LOG(ERROR) << "CPFC::OnInitializeChildFrame[" << this << "]: notify";
     }
   }
 
   if (!frame_rect.size().IsEmpty()) {
     child_frame_rect_ = frame_rect;
-    if (view_)
+    if (view_) {
       view_->SetSize(frame_rect.size());
+      LOG(ERROR) << "CPFC::OnInitializeChildFrame[" << this << "]: set size";
+    }
   }
 }
 
@@ -146,6 +153,7 @@ gfx::Rect CrossProcessFrameConnector::ChildFrameRect() {
 
 void CrossProcessFrameConnector::OnForwardInputEvent(
     const blink::WebInputEvent* event) {
+  LOG(ERROR) << "CPFC::OnForwardInputEvent[" << this << "]: " << view_;
   if (!view_)
     return;
 
@@ -160,18 +168,21 @@ void CrossProcessFrameConnector::OnForwardInputEvent(
     NativeWebKeyboardEvent keyboard_event(
         *parent_widget->GetLastKeyboardEvent());
     child_widget->ForwardKeyboardEvent(keyboard_event);
+    LOG(ERROR) << "CPFC::OnForwardInputEvent[" << this << "]: kbd";
     return;
   }
 
   if (blink::WebInputEvent::isMouseEventType(event->type)) {
     child_widget->ForwardMouseEvent(
         *static_cast<const blink::WebMouseEvent*>(event));
+    LOG(ERROR) << "CPFC::OnForwardInputEvent[" << this << "]: mouse";
     return;
   }
 
   if (event->type == blink::WebInputEvent::MouseWheel) {
     child_widget->ForwardWheelEvent(
         *static_cast<const blink::WebMouseWheelEvent*>(event));
+    LOG(ERROR) << "CPFC::OnForwardInputEvent[" << this << "]: wheel";
     return;
   }
 }