chrome: Add out-of-line copy ctors for complex classes.

chrome/browser/ui/browser.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_BROWSER_H_
 #define CHROME_BROWSER_UI_BROWSER_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 146 matching lines @@
     DOWNLOAD_CLOSE_BROWSER_SHUTDOWN,
 
     // There are active downloads associated with this incognito profile
     // that would be canceled.
     DOWNLOAD_CLOSE_LAST_WINDOW_IN_INCOGNITO_PROFILE,
   };
 
   struct CreateParams {
     explicit CreateParams(Profile* profile);
     CreateParams(Type type, Profile* profile);
+    CreateParams(const CreateParams& other);
 
     static CreateParams CreateForApp(const std::string& app_name,
                                      bool trusted_source,
                                      const gfx::Rect& window_bounds,
                                      Profile* profile);
 
     static CreateParams CreateForDevTools(Profile* profile);
 
     // The browser type.
     Type type;
@@ skipping 828 matching lines @@
   // The following factory is used for chrome update coalescing.
   base::WeakPtrFactory<Browser> chrome_updater_factory_;
 
   // The following factory is used to close the frame at a later time.
   base::WeakPtrFactory<Browser> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_H_