Remove BrowserPlugin's -internal-attach method

extensions/browser/guest_view/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 "extensions/browser/guest_view/guest_view_base.h"
 
 #include "base/lazy_instance.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
@@ skipping 304 matching lines @@
 }
 
 void GuestViewBase::GuestSizeChanged(const gfx::Size& old_size,
                                      const gfx::Size& new_size) {
   if (!auto_size_enabled_)
     return;
   guest_size_ = new_size;
   GuestSizeChangedDueToAutoSize(old_size, new_size);
 }
 
+void GuestViewBase::SetAttachParams(const base::DictionaryValue& params) {
+  attach_params_.reset(params.DeepCopy());
+  attach_params_->GetInteger(guestview::kParameterInstanceId,
+                             &view_instance_id_);
+}
+
 void GuestViewBase::SetOpener(GuestViewBase* guest) {
   if (guest && guest->IsViewType(GetViewType())) {
     opener_ = guest->AsWeakPtr();
     return;
   }
   opener_ = base::WeakPtr<GuestViewBase>();
 }
 
 void GuestViewBase::RegisterDestructionCallback(
     const DestructionCallback& callback) {
   destruction_callback_ = callback;
 }
 
-void GuestViewBase::WillAttach(content::WebContents* embedder_web_contents,
-                               const base::DictionaryValue& extra_params) {
+void GuestViewBase::WillAttach(content::WebContents* embedder_web_contents) {
   // After attachment, this GuestViewBase's lifetime is restricted to the
   // lifetime of its embedder WebContents. Observing the RenderProcessHost
   // of the embedder is no longer necessary.
   embedder_web_contents->GetRenderProcessHost()->RemoveObserver(this);
   embedder_web_contents_ = embedder_web_contents;
   embedder_web_contents_observer_.reset(
       new EmbedderWebContentsObserver(this));
-  extra_params.GetInteger(guestview::kParameterInstanceId, &view_instance_id_);
-  extra_params_.reset(extra_params.DeepCopy());
 
   WillAttachToEmbedder();
 }
 
 void GuestViewBase::DidStopLoading(content::RenderViewHost* render_view_host) {
   if (!IsDragAndDropEnabled()) {
     const char script[] = "window.addEventListener('dragstart', function() { "
                           "  window.event.preventDefault(); "
                           "});";
     render_view_host->GetMainFrame()->ExecuteJavaScript(
@@ skipping 81 matching lines @@
                       guest_web_contents);
   callback.Run(guest_web_contents);
 }
 
 // static
 void GuestViewBase::RegisterGuestViewTypes() {
   ExtensionsAPIClient::Get()->RegisterGuestViewTypes();
 }
 
 }  // namespace extensions