Cleanup: Put more chrome/ code behind ENABLE_EXTENSIONS ifdefs.

chrome/browser/ui/browser.cc

 // Copyright 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/ui/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // defined(OS_WIN)
@@ skipping 1962 matching lines @@
           location_bar->UpdateContentSettingsIcons();
       }
       break;
     }
 
     default:
       NOTREACHED() << "Got a notification we didn't register for.";
   }
 }
 
+#if defined(ENABLE_EXTENSIONS)
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, extensions::ExtensionRegistryObserver implementation:
 
 void Browser::OnExtensionUninstalled(content::BrowserContext* browser_context,
                                      const extensions::Extension* extension,
                                      extensions::UninstallReason reason) {
   // During window creation on Windows we may end up calling into
   // SHAppBarMessage, which internally spawns a nested message loop.This
   // makes it possible for us to end up here before window creation has
   // completed, at which point window_ is NULL. See 94752 for details.
@@ skipping 44 matching lines @@
       // installed.
       if ((web_contents->GetURL().SchemeIs(extensions::kExtensionScheme) &&
            web_contents->GetURL().host() == extension->id()) ||
           (extensions::TabHelper::FromWebContents(web_contents)
                ->extension_app() == extension)) {
         tab_strip_model_->CloseWebContentsAt(i, TabStripModel::CLOSE_NONE);
       }
     }
   }
 }
+#endif  // defined(ENABLE_EXTENSIONS)
 
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, Command and state updating (private):
 
 void Browser::OnDevToolsDisabledChanged() {
   if (profile_->GetPrefs()->GetBoolean(prefs::kDevToolsDisabled))
     content::DevToolsAgentHost::DetachAllClients();
 }
 
 ///////////////////////////////////////////////////////////////////////////////
@@ skipping 436 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         ui::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }