Extract chrome.runtime API code from extensions::EventRouter

chrome/browser/extensions/chrome_extensions_browser_client.cc

 // Copyright 2013 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/extensions/chrome_extensions_browser_client.h"
 
 #include "base/command_line.h"
 #include "base/version.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_prefs.h"
@@ skipping 63 matching lines @@
   return false;
 #else
   // There are no browser windows open and the browser process was
   // started to show the app launcher.
   return chrome::GetTotalBrowserCountForProfile(profile) == 0 &&
          CommandLine::ForCurrentProcess()->HasSwitch(switches::kShowAppList);
 #endif
 }
 
 bool ChromeExtensionsBrowserClient::DidVersionUpdate(
-    ExtensionPrefs* extension_prefs) {
+    content::BrowserContext* context) {
+  Profile* profile = static_cast<Profile*>(context);
+
   // Unit tests may not provide prefs; assume everything is up-to-date.
+  ExtensionPrefs* extension_prefs = ExtensionPrefs::Get(profile);
   if (!extension_prefs)
     return false;
 
   // If we're inside a browser test, then assume prefs are all up-to-date.
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kTestType))
     return false;
 
   PrefService* pref_service = extension_prefs->pref_service();
   base::Version last_version;
   if (pref_service->HasPrefPath(prefs::kExtensionsLastChromeVersion)) {
@@ skipping 13 matching lines @@
 
   return last_version.IsOlderThan(current_version);
 }
 
 // static
 ChromeExtensionsBrowserClient* ChromeExtensionsBrowserClient::GetInstance() {
   return g_client.Pointer();
 }
 
 }  // namespace extensions