Enable find-in-page across GuestViews.

extensions/browser/guest_view/web_view/web_view_guest.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_GUEST_H_
 #define EXTENSIONS_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_GUEST_H_
 
 #include <stdint.h>
 
 #include <vector>
@@ skipping 173 matching lines @@
   int GetTaskPrefix() const final;
   void GuestDestroyed() final;
   void GuestReady() final;
   void GuestSizeChangedDueToAutoSize(const gfx::Size& old_size,
                                      const gfx::Size& new_size) final;
   void GuestViewDidStopLoading() final;
   void GuestZoomChanged(double old_zoom_level, double new_zoom_level) final;
   bool IsAutoSizeSupported() const final;
   void SetContextMenuPosition(const gfx::Point& position) final;
   void SignalWhenReady(const base::Closure& callback) final;
-  bool ShouldHandleFindRequestsForEmbedder() const final;
   void WillAttachToEmbedder() final;
   void WillDestroy() final;
 
   // NotificationObserver implementation.
   void Observe(int type,
                const content::NotificationSource& source,
                const content::NotificationDetails& details) final;
 
   // WebContentsDelegate implementation.
   bool DidAddMessageToConsole(content::WebContents* source,
@@ skipping 168 matching lines @@
   // This is used to ensure pending tasks will not fire after this object is
   // destroyed.
   base::WeakPtrFactory<WebViewGuest> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewGuest);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_GUEST_H_