Clang build break fixes.

BUG=chromium-os:20875
TEST=none
TBR=xiyuan
Review URL: http://codereview.chromium.org/8383021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@107006 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/login/google_authenticator.cc

@@ -408,12 +408,6 @@ std::string GoogleAuthenticator::DecryptToken(const std::string& unused) {
   return std::string();
 }
 
-std::string GoogleAuthenticator::DecryptLegacyToken(const std::string& unused) {
-  NOTIMPLEMENTED();
-  return std::string();
-}
-
-
 void GoogleAuthenticator::LoadSystemSalt() {
   if (!system_salt_.empty())
     return;

chrome/browser/chromeos/login/google_authenticator.h

@@ -117,8 +117,6 @@ class GoogleAuthenticator : public Authenticator, public GaiaAuthConsumer {
       const std::string& oauth1_secret) OVERRIDE;
   virtual std::string EncryptToken(const std::string& token) OVERRIDE;
   virtual std::string DecryptToken(const std::string& encrypted_token) OVERRIDE;
-  virtual std::string DecryptLegacyToken(
-      const std::string& encrypted_token) OVERRIDE;
 
   // Callbacks from GaiaAuthFetcher
   virtual void OnClientLoginFailure(