Add gaia_id to ProfileInfoCache.

chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm

 // Copyright 2014 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 <Cocoa/Cocoa.h>
 #import <Carbon/Carbon.h>  // kVK_Return.
 
 #import "chrome/browser/ui/cocoa/profiles/profile_chooser_controller.h"
 
 #include "base/mac/bundle_locations.h"
@@ skipping 1688 matching lines @@
           viewMode_ == profiles::BUBBLE_VIEW_MODE_PROFILE_CHOOSER ?
               IDS_PROFILES_PROFILE_MANAGE_ACCOUNTS_BUTTON :
               IDS_PROFILES_PROFILE_HIDE_MANAGE_ACCOUNTS_BUTTON);
       SEL linkSelector =
           (viewMode_ == profiles::BUBBLE_VIEW_MODE_PROFILE_CHOOSER) ?
           @selector(showAccountManagement:) : @selector(hideAccountManagement:);
       link = [self linkButtonWithTitle:linkTitle
                            frameOrigin:rect.origin
                                 action:linkSelector];
     } else {
-      link = [self linkButtonWithTitle:base::SysUTF16ToNSString(item.sync_state)
+      link = [self linkButtonWithTitle:base::SysUTF16ToNSString(item.username)
                            frameOrigin:rect.origin
                                 action:nil];
       if (HasAuthError(browser_->profile())) {
         [link setImage:ui::ResourceBundle::GetSharedInstance().
             GetNativeImageNamed(IDR_ICON_PROFILES_ACCOUNT_BUTTON_ERROR).
             ToNSImage()];
         [link setImagePosition:NSImageRight];
         [link setTarget:self];
         [link setAction:@selector(showAccountReauthenticationView:)];
         [link setTag:kPrimaryProfileTag];
         [[link cell]
             accessibilitySetOverrideValue:l10n_util::GetNSStringF(
             IDS_PROFILES_ACCOUNT_BUTTON_AUTH_ERROR_ACCESSIBLE_NAME,
-            item.sync_state)
+            item.username)
                              forAttribute:NSAccessibilityTitleAttribute];
       } else {
         [link setEnabled:NO];
       }
     }
     // -linkButtonWithTitle sizeToFit's the link. We can use the height, but
     // need to re-stretch the width so that the link can be centered correctly
     // in the view.
     rect.size.height = [link frame].size.height;
     [link setAlignment:NSCenterTextAlignment];
@@ skipping 581 matching lines @@
 }
 
 - (bool)shouldShowGoIncognito {
   bool incognitoAvailable =
       IncognitoModePrefs::GetAvailability(browser_->profile()->GetPrefs()) !=
           IncognitoModePrefs::DISABLED;
   return incognitoAvailable && !browser_->profile()->IsGuestSession();
 }
 
 @end