(Reland) Remove about:srcdoc url conversion.

extensions/browser/guest_view/mime_handler_view/mime_handler_stream_manager.cc

 // Copyright 2015 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/mime_handler_view/mime_handler_stream_manager.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/memory/singleton.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
@@ skipping 69 matching lines @@
                    int render_process_id,
                    int render_frame_id);
 
  private:
   // WebContentsObserver overrides.
   void RenderFrameDeleted(content::RenderFrameHost* render_frame_host) override;
   void RenderProcessGone(base::TerminationStatus status) override;
   void DidStartProvisionalLoadForFrame(
       content::RenderFrameHost* render_frame_host,
       const GURL& validated_url,
-      bool is_error_page,
-      bool is_iframe_srcdoc) override;
+      bool is_error_page) override;
   void WebContentsDestroyed() override;
   void DidStartNavigation(
       content::NavigationHandle* navigation_handle) override;
   void RenderFrameHostChanged(content::RenderFrameHost* old_host,
                               content::RenderFrameHost* new_host) override;
 
   void AbortStream();
 
   bool IsTrackedRenderFrameHost(content::RenderFrameHost* render_frame_host);
 
@@ skipping 100 matching lines @@
 }
 
 void MimeHandlerStreamManager::EmbedderObserver::RenderProcessGone(
     base::TerminationStatus status) {
   AbortStream();
 }
 
 void MimeHandlerStreamManager::EmbedderObserver::
     DidStartProvisionalLoadForFrame(content::RenderFrameHost* render_frame_host,
                                     const GURL& validated_url,
-                                    bool is_error_page,
-                                    bool is_iframe_srcdoc) {
+                                    bool is_error_page) {
   if (!IsTrackedRenderFrameHost(render_frame_host))
     return;
   // With PlzNavigate we get a provisional load notification for the URL we are
   // serving. We don't want to clean up the stream here.
   if (initial_load_for_frame_ && content::IsBrowserSideNavigationEnabled()) {
     initial_load_for_frame_ = false;
     return;
   }
   AbortStream();
 }
@@ skipping 49 matching lines @@
   if (frame_tree_node_id_ != -1) {
     return render_frame_host->GetFrameTreeNodeId() == frame_tree_node_id_;
   } else {
     DCHECK((render_frame_id_ != -1) && (render_process_id_ != -1));
     return render_frame_host->GetRoutingID() == render_frame_id_ &&
            render_frame_host->GetProcess()->GetID() == render_process_id_;
   }
 }
 
 }  // namespace extensions