Device robot refresh token integrity validation.

chrome/browser/chromeos/settings/device_oauth2_token_service.h

Index: chrome/browser/chromeos/settings/device_oauth2_token_service.h
diff --git a/chrome/browser/chromeos/settings/device_oauth2_token_service.h b/chrome/browser/chromeos/settings/device_oauth2_token_service.h
index 9d4bc6a6890a7323c5d88689249a9d8c1e203358..48d8585cd883e273275fc6e2f317de7bba3611df 100644
--- a/chrome/browser/chromeos/settings/device_oauth2_token_service.h
+++ b/chrome/browser/chromeos/settings/device_oauth2_token_service.h
@@ -6,11 +6,14 @@
 #define CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_H_
 
 #include <string>
+#include <vector>
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/values.h"
 #include "chrome/browser/signin/oauth2_token_service.h"
+#include "google_apis/gaia/gaia_oauth_client.h"
 #include "net/url_request/url_request_context_getter.h"
 
 namespace net {
@@ -31,7 +34,8 @@ namespace chromeos {
 // See |OAuth2TokenService| for usage details.
 //
 // Note that requests must be made from the UI thread.
-class DeviceOAuth2TokenService : public OAuth2TokenService {
+class DeviceOAuth2TokenService : public OAuth2TokenService,
+                                 public gaia::GaiaOAuthClient::Delegate {
  public:
   // Persist the given refresh token on the device.  Overwrites any previous
   // value.  Should only be called during initial device setup.
@@ -41,6 +45,18 @@ class DeviceOAuth2TokenService : public OAuth2TokenService {
 
   virtual std::string GetRefreshToken() OVERRIDE;
 
+  virtual bool StartRefreshTokenValidation(
+      const std::string refresh_token,
+      RefreshTokenValidationConsumer* consumer) OVERRIDE;
+
+  // gaia::GaiaOAuthClient::Delegate implementation.
+  virtual void OnRefreshTokenResponse(const std::string& access_token,
+                                      int expires_in_seconds) OVERRIDE;
+  virtual void OnGetTokenInfoResponse(scoped_ptr<DictionaryValue> token_info)
+      OVERRIDE;
+  virtual void OnOAuthError() OVERRIDE;
+  virtual void OnNetworkError(int response_code) OVERRIDE;
+
  private:
   friend class DeviceOAuth2TokenServiceFactory;
   FRIEND_TEST_ALL_PREFIXES(DeviceOAuth2TokenServiceTest, SaveEncryptedToken);
@@ -50,6 +66,15 @@ class DeviceOAuth2TokenService : public OAuth2TokenService {
                                     PrefService* local_state);
   virtual ~DeviceOAuth2TokenService();
 
+  // Inform all waiting RefreshTokenValidationConsumer instances of the current
+  // value of refresh_token_is_valid_.
+  void InformAllConsumers();
+
+  std::vector<RefreshTokenValidationConsumer*>
+      refresh_token_validation_consumers_;
+  scoped_ptr<gaia::GaiaOAuthClient> gaia_oauth_client_;
+  bool refresh_token_is_valid_;
+
   // Cache the decrypted refresh token, so we only decrypt once.
   std::string refresh_token_;
   PrefService* local_state_;