[Experimental, WIP] Demo version of extracting WebView selection data from CompositorFrame.

content/browser/renderer_host/render_view_host_impl.cc

 // Copyright (c) 2012 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/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1161 matching lines @@
 }
 
 void RenderViewHostImpl::OnTakeFocus(bool reverse) {
   RenderViewHostDelegateView* view = delegate_->GetDelegateView();
   if (view)
     view->TakeFocus(reverse);
 }
 
 void RenderViewHostImpl::OnFocusedNodeChanged(
     bool is_editable_node,
+    bool is_plugin_node,
     const gfx::Rect& node_bounds_in_viewport) {
   is_focused_element_editable_ = is_editable_node;
   if (view_)
-    view_->FocusedNodeChanged(is_editable_node);
+    view_->FocusedNodeChanged(is_editable_node, is_plugin_node);
 #if defined(OS_WIN)
   if (!is_editable_node && virtual_keyboard_requested_) {
     virtual_keyboard_requested_ = false;
     delegate_->SetIsVirtualKeyboardRequested(false);
     BrowserThread::PostDelayedTask(
         BrowserThread::UI, FROM_HERE,
         base::Bind(base::IgnoreResult(&DismissVirtualKeyboardTask)),
         TimeDelta::FromMilliseconds(kVirtualKeyboardDisplayWaitTimeoutMs));
   }
 #endif
@@ skipping 232 matching lines @@
     if (!policy->CanReadFile(GetProcess()->GetID(), file))
       policy->GrantReadFile(GetProcess()->GetID(), file);
   }
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
 }  // namespace content