Upstream ChromeBrowserStateManagerImpl.

ios/public/provider/chrome/browser/chrome_browser_provider.cc

Index: ios/public/provider/chrome/browser/chrome_browser_provider.cc
diff --git a/ios/public/provider/chrome/browser/chrome_browser_provider.cc b/ios/public/provider/chrome/browser/chrome_browser_provider.cc
index 277c0dcb4b243f520f8cab362d86f34b05c5762e..3254f1fa0f115c6d1695ebbfa3859b390927c754 100644
--- a/ios/public/provider/chrome/browser/chrome_browser_provider.cc
+++ b/ios/public/provider/chrome/browser/chrome_browser_provider.cc
@@ -9,7 +9,6 @@
 #include "base/logging.h"
 #include "components/metrics/metrics_provider.h"
 #include "components/sync_sessions/synced_window_delegates_getter.h"
-#include "ios/public/provider/chrome/browser/browser_state/chrome_browser_state_manager.h"
 
 namespace ios {
 
@@ -46,11 +45,6 @@ ChromeBrowserProvider::GetUpdatableResourceProvider() {
   return nullptr;
 }
 
-scoped_ptr<ChromeBrowserStateManager>
-ChromeBrowserProvider::CreateChromeBrowserStateManager() {
-  return scoped_ptr<ChromeBrowserStateManager>();
-}
-
 InfoBarViewPlaceholder ChromeBrowserProvider::CreateInfoBarView(
     CGRect frame,
     InfoBarViewDelegate* delegate) {