Fix mention of RVHM in comments.

chrome/browser/chrome_content_browser_client.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/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 1309 matching lines @@
                  extension->id(),
                  site_instance->GetProcess()->GetID(),
                  site_instance->GetId()));
 }
 
 bool ChromeContentBrowserClient::ShouldSwapBrowsingInstancesForNavigation(
     SiteInstance* site_instance,
     const GURL& current_url,
     const GURL& new_url) {
   // If we don't have an ExtensionService, then rely on the SiteInstance logic
-  // in RenderViewHostManager to decide when to swap.
+  // in RenderFrameHostManager to decide when to swap.
   Profile* profile =
       Profile::FromBrowserContext(site_instance->GetBrowserContext());
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
   if (!service)
     return false;
 
   // We must use a new BrowsingInstance (forcing a process swap and disabling
   // scripting by existing tabs) if one of the URLs is an extension and the
   // other is not the exact same extension.
   //
   // We ignore hosted apps here so that other tabs in their BrowsingInstance can
   // use postMessage with them.  (The exception is the Chrome Web Store, which
   // is a hosted app that requires its own BrowsingInstance.)  Navigations
   // to/from a hosted app will still trigger a SiteInstance swap in
-  // RenderViewHostManager.
+  // RenderFrameHostManager.
   const Extension* current_extension =
       service->extensions()->GetExtensionOrAppByURL(current_url);
   if (current_extension &&
       current_extension->is_hosted_app() &&
       current_extension->id() != extension_misc::kWebStoreAppId)
     current_extension = NULL;
 
   const Extension* new_extension =
       service->extensions()->GetExtensionOrAppByURL(new_url);
   if (new_extension &&
@@ skipping 1282 matching lines @@
   return IsExtensionOrSharedModuleWhitelisted(url, extension_set,
                                               allowed_file_handle_origins_) ||
          IsHostAllowedByCommandLine(url, extension_set,
                                     switches::kAllowNaClFileHandleAPI);
 #else
   return false;
 #endif
 }
 
 }  // namespace chrome