Add WebContentObserver::OnWebContentsLostFocus()

content/browser/web_contents/web_contents_view_aura.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/web_contents/web_contents_view_aura.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/auto_reset.h"
@@ skipping 998 matching lines @@
 }
 
 void WebContentsViewAura::UpdateDragCursor(blink::WebDragOperation operation) {
   current_drag_op_ = operation;
 }
 
 void WebContentsViewAura::GotFocus() {
   web_contents_->NotifyWebContentsFocused();
 }
 
+void WebContentsViewAura::LostFocus() {
+  web_contents_->NotifyWebContentsLostFocus();
+}
+
 void WebContentsViewAura::TakeFocus(bool reverse) {
   if (web_contents_->GetDelegate() &&
       !web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse) &&
       delegate_.get()) {
     delegate_->TakeFocus(reverse);
   }
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // WebContentsViewAura, OverscrollControllerDelegate implementation:
@@ skipping 312 matching lines @@
                                         bool allow_multiple_selection) {
   NOTIMPLEMENTED() << " show " << items.size() << " menu items";
 }
 
 void WebContentsViewAura::HidePopupMenu() {
   NOTIMPLEMENTED();
 }
 #endif
 
 }  // namespace content