Revert external protocol handler user gesture fix on M36

chrome/browser/renderer_host/chrome_resource_dispatcher_host_delegate.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 "chrome/browser/renderer_host/chrome_resource_dispatcher_host_delegate.h"
 
 #include <string>
 
 #include "base/base64.h"
 #include "base/logging.h"
@@ skipping 180 matching lines @@
   Profile* profile =
       Profile::FromBrowserContext(web_contents->GetBrowserContext());
 
   StreamsPrivateAPI* streams_private = StreamsPrivateAPI::Get(profile);
   if (!streams_private)
     return;
   streams_private->ExecuteMimeTypeHandler(
       extension_id, web_contents, stream.Pass(), expected_content_size);
 }
 
-void LaunchURL(const GURL& url, int render_process_id, int render_view_id,
-               bool user_gesture) {
+void LaunchURL(const GURL& url, int render_process_id, int render_view_id) {
   // If there is no longer a WebContents, the request may have raced with tab
   // closing. Don't fire the external request. (It may have been a prerender.)
   content::WebContents* web_contents =
       tab_util::GetWebContentsByID(render_process_id, render_view_id);
   if (!web_contents)
     return;
 
   // Do not launch external requests attached to unswapped prerenders.
   prerender::PrerenderContents* prerender_contents =
       prerender::PrerenderContents::FromWebContents(web_contents);
   if (prerender_contents) {
     prerender_contents->Destroy(prerender::FINAL_STATUS_UNSUPPORTED_SCHEME);
     prerender::ReportPrerenderExternalURL();
     return;
   }
 
   ExternalProtocolHandler::LaunchUrlWithDelegate(
-      url, render_process_id, render_view_id,
-      g_external_protocol_handler_delegate,
-      user_gesture);
+      url,
+      render_process_id,
+      render_view_id,
+      g_external_protocol_handler_delegate);
 }
 #endif  // !defined(OS_ANDROID)
 
 void AppendComponentUpdaterThrottles(
     net::URLRequest* request,
     content::ResourceContext* resource_context,
     ResourceType::Type resource_type,
     ScopedVector<content::ResourceThrottle>* throttles) {
   const char* crx_id = NULL;
   component_updater::ComponentUpdateService* cus =
@@ skipping 205 matching lines @@
 
 ResourceDispatcherHostLoginDelegate*
     ChromeResourceDispatcherHostDelegate::CreateLoginDelegate(
         net::AuthChallengeInfo* auth_info, net::URLRequest* request) {
   return CreateLoginPrompt(auth_info, request);
 }
 
 bool ChromeResourceDispatcherHostDelegate::HandleExternalProtocol(
     const GURL& url,
     int child_id,
-    int route_id,
-    bool initiated_by_user_gesture) {
+    int route_id) {
 #if defined(OS_ANDROID)
   // Android use a resource throttle to handle external as well as internal
   // protocols.
   return false;
 #else
 
   ExtensionRendererState::WebViewInfo info;
   if (ExtensionRendererState::GetInstance()->GetWebViewInfo(child_id,
                                                             route_id,
                                                             &info)) {
     return false;
   }
 
-  BrowserThread::PostTask(
-      BrowserThread::UI, FROM_HERE,
-      base::Bind(&LaunchURL, url, child_id, route_id,
-                 initiated_by_user_gesture));
+  BrowserThread::PostTask(BrowserThread::UI,
+                          FROM_HERE,
+                          base::Bind(&LaunchURL, url, child_id, route_id));
   return true;
 #endif
 }
 
 void ChromeResourceDispatcherHostDelegate::AppendStandardResourceThrottles(
     net::URLRequest* request,
     content::ResourceContext* resource_context,
     ResourceType::Type resource_type,
     ScopedVector<content::ResourceThrottle>* throttles) {
   ProfileIOData* io_data = ProfileIOData::FromResourceContext(resource_context);
@@ skipping 219 matching lines @@
                                        url_request->GetTotalReceivedBytes()));
   }
 }
 
 // static
 void ChromeResourceDispatcherHostDelegate::
     SetExternalProtocolHandlerDelegateForTesting(
     ExternalProtocolHandler::Delegate* delegate) {
   g_external_protocol_handler_delegate = delegate;
 }