Browser Side Text Input State Tracking for OOPIF.

content/browser/frame_host/render_widget_host_view_child_frame.cc

 // Copyright 2014 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/browser/frame_host/render_widget_host_view_child_frame.h"
 
 #include <algorithm>
 #include <utility>
 #include <vector>
 
@@ skipping 178 matching lines @@
   // RenderWidgetHostViewChildFrame which do not get a SetIsLoading() call.
   if (BrowserPluginGuestMode::UseCrossProcessFramesForGuests() &&
       BrowserPluginGuest::IsGuest(
           static_cast<RenderViewHostImpl*>(RenderViewHost::From(host_)))) {
     return;
   }
 
   NOTREACHED();
 }
 
-void RenderWidgetHostViewChildFrame::TextInputStateChanged(
-    const ViewHostMsg_TextInputState_Params& params) {
-  // TODO(kenrb): Implement.
-}
-
 void RenderWidgetHostViewChildFrame::RenderProcessGone(
     base::TerminationStatus status,
     int error_code) {
   if (frame_connector_)
     frame_connector_->RenderProcessGone();
   Destroy();
 }
 
 void RenderWidgetHostViewChildFrame::Destroy() {
   // SurfaceIdNamespaces registered with RenderWidgetHostInputEventRouter
   // have already been cleared when RenderWidgetHostViewBase notified its
   // observers of our impending destruction.
   if (frame_connector_) {
     frame_connector_->set_view(NULL);
     frame_connector_ = NULL;
   }
 
   // We notify our observers about shutdown here since we are about to release
   // host_ and do not want any event calls coming from
   // RenderWidgetHostInputEventRouter afterwards.
   NotifyObserversAboutShutdown();
 
+  // If this view has an active text input, the RenderWidgetHostDelegate should
+  // be notified.
+  NotifyHostDelegateAboutShutdown();
+
   host_->SetView(NULL);
   host_ = NULL;
   base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
 }
 
 void RenderWidgetHostViewChildFrame::SetTooltipText(
     const base::string16& tooltip_text) {
 }
 
 void RenderWidgetHostViewChildFrame::SelectionChanged(
@@ skipping 343 matching lines @@
   if (surface_factory_ && !surface_id_.is_null())
     surface_factory_->Destroy(surface_id_);
   surface_id_ = cc::SurfaceId();
 }
 
 cc::SurfaceId RenderWidgetHostViewChildFrame::SurfaceIdForTesting() const {
   return surface_id_;
 };
 
 }  // namespace content