Revert of This CL replaces user_manager::UserID with AccountId.

chrome/browser/chromeos/login/signin/token_handle_util.h

Index: chrome/browser/chromeos/login/signin/token_handle_util.h
diff --git a/chrome/browser/chromeos/login/signin/token_handle_util.h b/chrome/browser/chromeos/login/signin/token_handle_util.h
index 20ef09025765125a08683252c72a83635d0ef81e..572d33450033f61cdff45b44dcc614084c76782b 100644
--- a/chrome/browser/chromeos/login/signin/token_handle_util.h
+++ b/chrome/browser/chromeos/login/signin/token_handle_util.h
@@ -12,10 +12,8 @@
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
-#include "components/signin/core/account_id/account_id.h"
+#include "components/user_manager/user_id.h"
 #include "google_apis/gaia/gaia_oauth_client.h"
-
-class AccountId;
 
 namespace base {
 class DictionaryValue;
@@ -36,36 +34,37 @@
 
   enum TokenHandleStatus { VALID, INVALID, UNKNOWN };
 
-  using TokenValidationCallback =
-      base::Callback<void(const AccountId&, TokenHandleStatus)>;
+  typedef base::Callback<void(const user_manager::UserID&, TokenHandleStatus)>
+      TokenValidationCallback;
 
-  // Returns true if UserManager has token handle associated with |account_id|.
-  bool HasToken(const AccountId& account_id);
+  // Returns true if UserManager has token handle associated with |user_id|.
+  bool HasToken(const user_manager::UserID& user_id);
 
-  // Removes token handle for |account_id| from UserManager storage.
-  void DeleteHandle(const AccountId& account_id);
+  // Removes token handle for |user_id| from UserManager storage.
+  void DeleteHandle(const user_manager::UserID& user_id);
 
   // Marks current handle as invalid, new one should be obtained at next sign
   // in.
-  void MarkHandleInvalid(const AccountId& account_id);
+  void MarkHandleInvalid(const user_manager::UserID& user_id);
 
-  // Indicates if token handle for |account_id| is missing or marked as invalid.
-  bool ShouldObtainHandle(const AccountId& account_id);
+  // Indicates if token handle for |user_id| is missing or marked as invalid.
+  bool ShouldObtainHandle(const user_manager::UserID& user_id);
 
-  // Performs token handle check for |account_id|. Will call |callback| with
+  // Performs token handle check for |user_id|. Will call |callback| with
   // corresponding result.
-  void CheckToken(const AccountId& account_id,
+  void CheckToken(const user_manager::UserID& user_id,
                   const TokenValidationCallback& callback);
 
-  // Given the token |handle| store it for |account_id|.
-  void StoreTokenHandle(const AccountId& account_id, const std::string& handle);
+  // Given the token |handle| store it for |user_id|.
+  void StoreTokenHandle(const user_manager::UserID& user_id,
+                        const std::string& handle);
 
  private:
   // Associates GaiaOAuthClient::Delegate with User ID and Token.
   class TokenDelegate : public gaia::GaiaOAuthClient::Delegate {
    public:
     TokenDelegate(const base::WeakPtr<TokenHandleUtil>& owner,
-                  const AccountId& account_id,
+                  const user_manager::UserID& user_id,
                   const std::string& token,
                   const TokenValidationCallback& callback);
     ~TokenDelegate() override;
@@ -77,7 +76,7 @@
 
    private:
     base::WeakPtr<TokenHandleUtil> owner_;
-    AccountId account_id_;
+    user_manager::UserID user_id_;
     std::string token_;
     base::TimeTicks tokeninfo_response_start_time_;
     TokenValidationCallback callback_;
@@ -86,7 +85,7 @@
   };
 
   void OnValidationComplete(const std::string& token);
-  void OnObtainTokenComplete(const AccountId& account_id);
+  void OnObtainTokenComplete(const user_manager::UserID& id);
 
   // UserManager that stores corresponding user data.
   user_manager::UserManager* user_manager_;
@@ -96,7 +95,7 @@
       validation_delegates_;
 
   // Map of pending obtain operations.
-  base::ScopedPtrHashMap<AccountId, scoped_ptr<TokenDelegate>>
+  base::ScopedPtrHashMap<user_manager::UserID, scoped_ptr<TokenDelegate>>
       obtain_delegates_;
 
   // Instance of GAIA Client.