Implement newly designed sign-in related histograms for desktop platorms.

chrome/browser/ui/views/frame/browser_view.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_VIEWS_FRAME_BROWSER_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 346 matching lines @@
   void HandleKeyboardEvent(
       const content::NativeWebKeyboardEvent& event) override;
   void CutCopyPaste(int command_id) override;
   WindowOpenDisposition GetDispositionForPopupBounds(
       const gfx::Rect& bounds) override;
   FindBar* CreateFindBar() override;
   web_modal::WebContentsModalDialogHost* GetWebContentsModalDialogHost()
       override;
   void ShowAvatarBubbleFromAvatarButton(
       AvatarBubbleMode mode,
-      const signin::ManageAccountsParams& manage_accounts_params) override;
-  void ShowModalSigninWindow(AvatarBubbleMode mode) override;
+      const signin::ManageAccountsParams& manage_accounts_params,
+      signin_metrics::AccessPoint access_point) override;
+  void ShowModalSigninWindow(AvatarBubbleMode mode,
+                             signin_metrics::AccessPoint access_point) override;
   void CloseModalSigninWindow() override;
   int GetRenderViewHeightInsetWithDetachedBookmarkBar() override;
   void ExecuteExtensionCommand(const extensions::Extension* extension,
                                const extensions::Command& command) override;
   ExclusiveAccessContext* GetExclusiveAccessContext() override;
 
   BookmarkBarView* GetBookmarkBarView() const;
   LocationBarView* GetLocationBarView() const;
   views::View* GetTabContentsContainerView() const;
   ToolbarView* GetToolbarView() const;
@@ skipping 330 matching lines @@
   scoped_ptr<WebContentsCloseHandler> web_contents_close_handler_;
 
   SigninViewController signin_view_controller_;
 
   mutable base::WeakPtrFactory<BrowserView> activate_modal_dialog_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_H_