Force MimeHandlerView to always use BrowserPlugin

components/guest_view/browser/guest_view_base.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 "components/guest_view/browser/guest_view_base.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/macros.h"
@@ skipping 360 matching lines @@
   while (GuestViewBase* guest = FromWebContents(web_contents))
     web_contents = guest->owner_web_contents();
   return web_contents;
 }
 
 // static
 bool GuestViewBase::IsGuest(WebContents* web_contents) {
   return !!GuestViewBase::FromWebContents(web_contents);
 }
 
+bool GuestViewBase::IsForMimeHandlerViewGuest(WebContents* web_contents) {
+  GuestViewBase* guest_view_base = GuestViewBase::FromWebContents(web_contents);
+  return !!guest_view_base && guest_view_base->IsMimeHandlerViewGuest();
+}
+
 bool GuestViewBase::IsAutoSizeSupported() const {
   return false;
 }
 
 bool GuestViewBase::IsPreferredSizeModeEnabled() const {
   return false;
 }
 
 bool GuestViewBase::ZoomPropagatesFromEmbedderToGuest() const {
   return true;
@@ skipping 494 matching lines @@
 
 void GuestViewBase::UpdateGuestSize(const gfx::Size& new_size,
                                     bool due_to_auto_resize) {
   if (due_to_auto_resize)
     GuestSizeChangedDueToAutoSize(guest_size_, new_size);
   DispatchOnResizeEvent(guest_size_, new_size);
   guest_size_ = new_size;
 }
 
 }  // namespace guest_view