Remove CanChallengePlatform() and CheckPlatformState().

chrome/browser/chromeos/attestation/platform_verification_flow.h

Index: chrome/browser/chromeos/attestation/platform_verification_flow.h
diff --git a/chrome/browser/chromeos/attestation/platform_verification_flow.h b/chrome/browser/chromeos/attestation/platform_verification_flow.h
index 8ba3b874f74cedc0dc1022ffb5f6f32bba1a72be..b88d004878a8bdaeb43b9d98b561defaa656939f 100644
--- a/chrome/browser/chromeos/attestation/platform_verification_flow.h
+++ b/chrome/browser/chromeos/attestation/platform_verification_flow.h
@@ -32,10 +32,6 @@ namespace chromeos {
 class CryptohomeClient;
 class UserManager;
 
-namespace system {
-class StatisticsProvider;
-}
-
 namespace attestation {
 
 class AttestationFlow;
@@ -112,7 +108,6 @@ class PlatformVerificationFlow {
                            cryptohome::AsyncMethodCaller* async_caller,
                            CryptohomeClient* cryptohome_client,
                            UserManager* user_manager,
-                           system::StatisticsProvider* statistics_provider,
                            Delegate* delegate);
 
   virtual ~PlatformVerificationFlow();
@@ -132,13 +127,6 @@ class PlatformVerificationFlow {
                             const std::string& challenge,
                             const ChallengeCallback& callback);
 
-  // Performs a quick check to see if platform verification is reasonably
-  // expected to succeed.  The result of the check will be sent to the given
-  // |callback|.  If the |result| is true, then platform verification is
-  // expected to succeed.  However, this result is not authoritative either true
-  // or false.  If an error occurs, |result| will be false.
-  void CheckPlatformState(const base::Callback<void(bool result)>& callback);
-
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* prefs);
 
   void set_testing_prefs(PrefService* testing_prefs) {
@@ -242,7 +230,6 @@ class PlatformVerificationFlow {
   cryptohome::AsyncMethodCaller* async_caller_;
   CryptohomeClient* cryptohome_client_;
   UserManager* user_manager_;
-  system::StatisticsProvider* statistics_provider_;
   Delegate* delegate_;
   scoped_ptr<Delegate> default_delegate_;
   PrefService* testing_prefs_;