[Cleanup] No wchar_t for Cocoa.

chrome/browser/ui/cocoa/info_bubble_window.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/info_bubble_window.h"
 
 #include <Carbon/Carbon.h>
 
 #include "base/logging.h"
 #import "base/mac/foundation_util.h"
@@ skipping 32 matching lines @@
 
   // Overridden from content::NotificationObserver.
   void Observe(int type,
                const content::NotificationSource& source,
                const content::NotificationDetails& details) override {
     switch (type) {
       case chrome::NOTIFICATION_APP_TERMINATING:
         [owner_ appIsTerminating];
         break;
       default:
-        NOTREACHED() << L"Unexpected notification";
+        NOTREACHED() << "Unexpected notification";
     }
   }
 
  private:
   // The object we need to inform when we get a notification. Weak. Owns us.
   InfoBubbleWindow* owner_;
 
   // Used for registering to receive notifications and automatic clean up.
   content::NotificationRegistrar registrar_;
 
@@ skipping 190 matching lines @@
 
 // Override -[NSWindow addChildWindow] to prevent ShareKit bugs propagating
 // to the browser window. See http://crbug.com/475855.
 - (void)addChildWindow:(NSWindow*)childWindow
                ordered:(NSWindowOrderingMode)orderingMode {
   [[self parentWindow] removeChildWindow:self];
   [super addChildWindow:childWindow ordered:orderingMode];
 }
 
 @end