Remove last extension dependencies from content.

content/browser/worker_host/worker_process_host.cc

 // Copyright (c) 2011 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 "content/browser/worker_host/worker_process_host.h"
 
 #include <set>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
-#include "chrome/browser/extensions/extension_info_map.h"
 #include "content/browser/appcache/appcache_dispatcher_host.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/child_process_security_policy.h"
 #include "content/browser/content_browser_client.h"
 #include "content/browser/file_system/file_system_dispatcher_host.h"
 #include "content/browser/mime_registry_message_filter.h"
 #include "content/browser/renderer_host/blob_message_filter.h"
 #include "content/browser/renderer_host/database_message_filter.h"
 #include "content/browser/renderer_host/file_utilities_message_filter.h"
 #include "content/browser/renderer_host/render_view_host.h"
@@ skipping 424 matching lines @@
   }
 }
 
 bool WorkerProcessHost::CanShutdown() {
   return instances_.empty();
 }
 
 void WorkerProcessHost::UpdateTitle() {
   std::set<std::string> titles;
   for (Instances::iterator i = instances_.begin(); i != instances_.end(); ++i) {
-    std::string title =
-        net::RegistryControlledDomainService::GetDomainAndRegistry(i->url());
+    // Allow the content client first crack at special casing the title.
+    std::string title = content::GetContentClient()->browser()->
+        GetProcessHostTitle(i->url(), *resource_context_);
+
+    if (title.empty()) {
+      title = net::RegistryControlledDomainService::GetDomainAndRegistry(
+          i->url());
+    }
+
     // Use the host name if the domain is empty, i.e. localhost or IP address.
     if (title.empty())
       title = i->url().host();
 
-    // Check if it's an extension-created worker, in which case we want to use
-    // the name of the extension.
-    // TODO(mpcomplete): move out of content. http:://crbug.com/76789
-    const Extension* extension =
-        resource_context_->extension_info_map()->extensions().GetByID(title);
-    if (extension) {
-      titles.insert(extension->name());
-      continue;
-    }
-
     // If the host name is empty, i.e. file url, use the path.
     if (title.empty())
       title = i->url().path();
     titles.insert(title);
   }
 
   std::string display_title;
   for (std::set<std::string>::iterator i = titles.begin();
        i != titles.end(); ++i) {
     if (!display_title.empty())
@@ skipping 147 matching lines @@
     }
   }
   return false;
 }
 
 WorkerProcessHost::WorkerInstance::FilterInfo
 WorkerProcessHost::WorkerInstance::GetFilter() const {
   DCHECK(NumFilters() == 1);
   return *filters_.begin();
 }