Move ViewMsg_Stop from RenderViewHost to RenderFrameHost.

content/renderer/render_frame_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 734 matching lines @@
   while ((observer = it.GetNext()) != NULL) {
     if (observer->OnMessageReceived(msg))
       return true;
   }
 
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(RenderFrameImpl, msg)
     IPC_MESSAGE_HANDLER(FrameMsg_Navigate, OnNavigate)
     IPC_MESSAGE_HANDLER(FrameMsg_BeforeUnload, OnBeforeUnload)
     IPC_MESSAGE_HANDLER(FrameMsg_SwapOut, OnSwapOut)
+    IPC_MESSAGE_HANDLER(FrameMsg_Stop, OnStop)
     IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
     IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
                         OnCustomContextMenuAction)
     IPC_MESSAGE_HANDLER(InputMsg_Undo, OnUndo)
     IPC_MESSAGE_HANDLER(InputMsg_Redo, OnRedo)
     IPC_MESSAGE_HANDLER(InputMsg_Cut, OnCut)
     IPC_MESSAGE_HANDLER(InputMsg_Copy, OnCopy)
     IPC_MESSAGE_HANDLER(InputMsg_Paste, OnPaste)
     IPC_MESSAGE_HANDLER(InputMsg_PasteAndMatchStyle, OnPasteAndMatchStyle)
     IPC_MESSAGE_HANDLER(InputMsg_Delete, OnDelete)
@@ skipping 244 matching lines @@
   Send(new FrameHostMsg_BeforeUnload_ACK(routing_id_, proceed,
                                          before_unload_start_time,
                                          before_unload_end_time));
 }
 
 void RenderFrameImpl::OnSwapOut(int proxy_routing_id) {
   TRACE_EVENT1("navigation", "RenderFrameImpl::OnSwapOut", "id", routing_id_);
   RenderFrameProxy* proxy = NULL;
   bool is_site_per_process =
       CommandLine::ForCurrentProcess()->HasSwitch(switches::kSitePerProcess);
+  bool is_main_frame = !frame_->parent();
 
   // Only run unload if we're not swapped out yet, but send the ack either way.
   if (!is_swapped_out_ || !render_view_->is_swapped_out_) {
     // Swap this RenderFrame out so the frame can navigate to a page rendered by
     // a different process.  This involves running the unload handler and
     // clearing the page.  We also allow this process to exit if there are no
     // other active RenderFrames in it.
 
     // Send an UpdateState message before we get swapped out. Create the
     // RenderFrameProxy as well so its routing id is registered for receiving
     // IPC messages.
     render_view_->SyncNavigationState();
     proxy = RenderFrameProxy::CreateProxyToReplaceFrame(this,
                                                         proxy_routing_id);
 
     // Synchronously run the unload handler before sending the ACK.
     // TODO(creis): Call dispatchUnloadEvent unconditionally here to support
     // unload on subframes as well.
-    if (!frame_->parent())
+    if (is_main_frame)
       frame_->dispatchUnloadEvent();
 
     // Swap out and stop sending any IPC messages that are not ACKs.
     // TODO(nasko): Do we need RenderFrameImpl::is_swapped_out_ anymore?
-    if (!frame_->parent())
+    if (is_main_frame)
       render_view_->SetSwappedOut(true);
     is_swapped_out_ = true;
 
     // Now that we're swapped out and filtering IPC messages, stop loading to
     // ensure that no other in-progress navigation continues.  We do this here
     // to avoid sending a DidStopLoading message to the browser process.
     // TODO(creis): Should we be stopping all frames here and using
     // StopAltErrorPageFetcher with RenderView::OnStop, or just stopping this
     // frame?
-    if (!frame_->parent())
-      render_view_->OnStop();
-    else
-      frame_->stopLoading();
+    OnStop();
 
     // Let subframes know that the frame is now rendered remotely, for the
     // purposes of compositing and input events.
-    if (frame_->parent())
+    if (!is_main_frame)
       frame_->setIsRemote(true);
 
     // Replace the page with a blank dummy URL. The unload handler will not be
     // run a second time, thanks to a check in FrameLoader::stopLoading.
     // TODO(creis): Need to add a better way to do this that avoids running the
     // beforeunload handler. For now, we just run it a second time silently.
-    if (!is_site_per_process || frame_->parent() == NULL)
+    if (!is_site_per_process || is_main_frame)
       render_view_->NavigateToSwappedOutURL(frame_);
 
     // Let WebKit know that this view is hidden so it can drop resources and
     // stop compositing.
     // TODO(creis): Support this for subframes as well.
-    if (!frame_->parent()) {
+    if (is_main_frame) {
       render_view_->webview()->setVisibilityState(
           blink::WebPageVisibilityStateHidden, false);
     }
   }
 
   // It is now safe to show modal dialogs again.
   // TODO(creis): Deal with modal dialogs from subframes.
-  if (!frame_->parent())
+  if (is_main_frame)
     render_view_->suppress_dialogs_until_swap_out_ = false;
 
   Send(new FrameHostMsg_SwapOut_ACK(routing_id_));
 
   // Now that all of the cleanup is complete and the browser side is notified,
   // start using the RenderFrameProxy, if one is created.
   if (proxy) {
-    if (frame_->parent()) {
+    if (!is_main_frame) {
       frame_->swap(proxy->web_frame());
       if (is_site_per_process) {
         // TODO(nasko): delete the frame here, since we've replaced it with a
         // proxy.
       }
     } else {
       set_render_frame_proxy(proxy);
     }
   }
 
   // Safe to exit if no one else is using the process.
-  if (!frame_->parent())
+  if (is_main_frame)
     render_view_->WasSwappedOut();
 }
 
 void RenderFrameImpl::OnContextMenuClosed(
     const CustomContextMenuContext& custom_context) {
   if (custom_context.request_id) {
     // External request, should be in our map.
     ContextMenuClient* client =
         pending_context_menus_.Lookup(custom_context.request_id);
     if (client) {
@@ skipping 2055 matching lines @@
 void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
   observers_.AddObserver(observer);
 }
 
 void RenderFrameImpl::RemoveObserver(RenderFrameObserver* observer) {
   observer->RenderFrameGone();
   observers_.RemoveObserver(observer);
 }
 
 void RenderFrameImpl::OnStop() {
+  DCHECK(frame_);
+  frame_->stopLoading();
+  if (!frame_->parent())
+    FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers_, OnStop());
+
   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnStop());
 }
 
 void RenderFrameImpl::WasHidden() {
   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WasHidden());
 }
 
 void RenderFrameImpl::WasShown() {
   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WasShown());
 }
@@ skipping 654 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content