Refactor OAuth2TokenService to have profile- and device-based implementations.

chrome/browser/history/web_history_service.cc

Index: chrome/browser/history/web_history_service.cc
diff --git a/chrome/browser/history/web_history_service.cc b/chrome/browser/history/web_history_service.cc
index 4ef92322266af4150b8fa30503380ea2725f36f5..23fe8a3f774c44e24bc9c4848069c878a2157098 100644
--- a/chrome/browser/history/web_history_service.cc
+++ b/chrome/browser/history/web_history_service.cc
@@ -10,7 +10,8 @@
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/signin/oauth2_token_service.h"
-#include "chrome/browser/signin/oauth2_token_service_factory.h"
+#include "chrome/browser/signin/profile_oauth2_token_service.h"
+#include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
 #include "google_apis/gaia/gaia_urls.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "googleurl/src/gurl.h"
@@ -71,8 +72,8 @@ class RequestImpl : public WebHistoryService::Request,
     OAuth2TokenService::ScopeSet oauth_scopes;
     oauth_scopes.insert(kHistoryOAuthScope);
 
-    OAuth2TokenService* token_service =
-        OAuth2TokenServiceFactory::GetForProfile(profile_);
+    ProfileOAuth2TokenService* token_service =
+        ProfileOAuth2TokenServiceFactory::GetForProfile(profile_);
     token_request_ = token_service->StartRequest(oauth_scopes, this);
   }