Fix sizing issues in the tab modal signin flow.

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 258 matching lines @@
   BrowserLiveTabContext* live_tab_context() { return live_tab_context_.get(); }
   BrowserSyncedWindowDelegate* synced_window_delegate() {
     return synced_window_delegate_.get();
   }
   BrowserInstantController* instant_controller() {
     return instant_controller_.get();
   }
   extensions::HostedAppBrowserController* hosted_app_controller() {
     return hosted_app_controller_.get();
   }
+  SigninViewController* signin_view_controller() {
+    return &signin_view_controller_;
+  }
 
   // Will lazy create the bubble manager.
   ChromeBubbleManager* GetBubbleManager();
 
   // Get the FindBarController for this browser, creating it if it does not
   // yet exist.
   FindBarController* GetFindBarController();
 
   // Returns true if a FindBarController exists for this browser.
   bool HasFindBarController() const;
@@ skipping 718 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_