Add additional UMA stats for remembering certificate decisions.

chrome/browser/ssl/chrome_ssl_host_state_delegate_test.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/test/simple_test_clock.h"
 #include "chrome/browser/browsing_data/browsing_data_helper.h"
@@ skipping 41 matching lines @@
 // ChromeSSLHostStateDelegate which is provided per-profile.
 //
 // QueryPolicy unit tests the expected behavior of calling QueryPolicy on the
 // SSLHostStateDelegate class after various SSL cert decisions have been made.
 IN_PROC_BROWSER_TEST_F(ChromeSSLHostStateDelegateTest, QueryPolicy) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // Verifying that all three of the certs we will be looking at are unknown
   // before any action has been taken.
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
-            state->QueryPolicy(
-                kGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kExampleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 
   // Simulate a user decision to allow an invalid certificate exception for
   // kWWWGoogleHost.
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
 
   // Verify that only kWWWGoogleHost is allowed and that the other two certs
   // being tested still have no decision associated with them.
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
-            state->QueryPolicy(
-                kGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+            state->QueryPolicy(kGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kExampleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 
   // Simulate a user decision to allow an invalid certificate exception for
   // kExampleHost.
   state->AllowCert(
       kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
 
   // Verify that both kWWWGoogleHost and kExampleHost have allow exceptions
   // while kGoogleHost still has no associated decision.
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
-            state->QueryPolicy(
-                kGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+            state->QueryPolicy(kGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kExampleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 
   // Simulate a user decision to deny an invalid certificate for kExampleHost.
   state->DenyCert(
       kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
 
   // Verify that kWWWGoogleHost is allowed and kExampleHost is denied while
   // kGoogleHost still has no associated decision.
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
-            state->QueryPolicy(
-                kGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
-  EXPECT_EQ(
-      net::CertPolicy::DENIED,
-      state->QueryPolicy(
-          kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+            state->QueryPolicy(kGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
+  EXPECT_EQ(net::CertPolicy::DENIED,
+            state->QueryPolicy(kExampleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }
 
 // HasPolicyAndRevoke unit tests the expected behavior of calling
 // HasAllowedOrDeniedCert before and after calling RevokeAllowAndDenyPreferences
 // on the SSLHostStateDelegate class.
 IN_PROC_BROWSER_TEST_F(ChromeSSLHostStateDelegateTest, HasPolicyAndRevoke) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // Simulate a user decision to allow an invalid certificate exception for
   // kWWWGoogleHost and for kExampleHost.
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
   state->AllowCert(
       kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
 
   // Verify that HasAllowedOrDeniedCert correctly acknowledges that a user
   // decision has been made about kWWWGoogleHost. Then verify that
   // HasAllowedOrDeniedCert correctly identifies that the decision has been
   // revoked.
   EXPECT_TRUE(state->HasAllowedOrDeniedCert(kWWWGoogleHost));
   state->RevokeAllowAndDenyPreferences(kWWWGoogleHost);
   EXPECT_FALSE(state->HasAllowedOrDeniedCert(kWWWGoogleHost));
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 
   // Verify that the revocation of the kWWWGoogleHost decision does not affect
   // the Allow for kExampleHost.
   EXPECT_TRUE(state->HasAllowedOrDeniedCert(kExampleHost));
 
   // Verify the revocation of the kWWWGoogleHost decision does not affect the
   // non-decision for kGoogleHost. Then verify that a revocation of a URL with
   // no decision has no effect.
   EXPECT_FALSE(state->HasAllowedOrDeniedCert(kGoogleHost));
   state->RevokeAllowAndDenyPreferences(kGoogleHost);
   EXPECT_FALSE(state->HasAllowedOrDeniedCert(kGoogleHost));
 }
 
 // Clear unit tests the expected behavior of calling Clear to forget all cert
 // decision state on the SSLHostStateDelegate class.
 IN_PROC_BROWSER_TEST_F(ChromeSSLHostStateDelegateTest, Clear) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // Simulate a user decision to allow an invalid certificate exception for
   // kWWWGoogleHost and for kExampleHost.
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
 
   // Do a full clear, then make sure that both kWWWGoogleHost, which had a
   // decision made, and kExampleHost, which was untouched, are now in a
   // non-decision state.
   state->Clear();
   EXPECT_FALSE(state->HasAllowedOrDeniedCert(kWWWGoogleHost));
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
   EXPECT_FALSE(state->HasAllowedOrDeniedCert(kExampleHost));
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kExampleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kExampleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }
 
 // Tests the basic behavior of cert memory in incognito.
 class IncognitoSSLHostStateDelegateTest
     : public ChromeSSLHostStateDelegateTest {
  protected:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ChromeSSLHostStateDelegateTest::SetUpCommandLine(command_line);
     command_line->AppendSwitchASCII(switches::kRememberCertErrorDecisions,
                                     kDeltaSecondsString);
   }
 };
 
 IN_PROC_BROWSER_TEST_F(IncognitoSSLHostStateDelegateTest, PRE_AfterRestart) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // Add a cert exception to the profile and then verify that it still exists
   // in the incognito profile.
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
 
   scoped_ptr<Profile> incognito(profile->CreateOffTheRecordProfile());
   content::SSLHostStateDelegate* incognito_state =
       incognito->GetSSLHostStateDelegate();
 
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      incognito_state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            incognito_state->QueryPolicy(kWWWGoogleHost,
+                                         google_cert.get(),
+                                         net::CERT_STATUS_DATE_INVALID,
+                                         &unused_value));
 
   // Add a cert exception to the incognito profile. It will be checked after
   // restart that this exception does not exist. Note the different cert URL and
   // error than above thus mapping to a second exception. Also validate that it
   // was not added as an exception to the regular profile.
   incognito_state->AllowCert(
       kGoogleHost, google_cert.get(), net::CERT_STATUS_COMMON_NAME_INVALID);
 
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
             state->QueryPolicy(kGoogleHost,
                                google_cert.get(),
-                               net::CERT_STATUS_COMMON_NAME_INVALID));
+                               net::CERT_STATUS_COMMON_NAME_INVALID,
+                               &unused_value));
 }
 
 // AfterRestart ensures that any cert decisions made in an incognito profile are
 // forgetten after a session restart even if given a command line flag to
 // remember cert decisions after restart.
 IN_PROC_BROWSER_TEST_F(IncognitoSSLHostStateDelegateTest, AfterRestart) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // Verify that the exception added before restart to the regular
   // (non-incognito) profile still exists and was not cleared after the
   // incognito session ended.
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 
   scoped_ptr<Profile> incognito(profile->CreateOffTheRecordProfile());
   content::SSLHostStateDelegate* incognito_state =
       incognito->GetSSLHostStateDelegate();
 
   // Verify that the exception added before restart to the incognito profile was
   // cleared when the incognito session ended.
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
             incognito_state->QueryPolicy(kGoogleHost,
                                          google_cert.get(),
-                                         net::CERT_STATUS_COMMON_NAME_INVALID));
+                                         net::CERT_STATUS_COMMON_NAME_INVALID,
+                                         &unused_value));
 }
 
 // Tests to make sure that if the remember value is set to -1, any decisions
 // won't be remembered over a restart.
 class ForGetSSLHostStateDelegateTest : public ChromeSSLHostStateDelegateTest {
  protected:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ChromeSSLHostStateDelegateTest::SetUpCommandLine(command_line);
     command_line->AppendSwitchASCII(switches::kRememberCertErrorDecisions,
                                     kForgetAtSessionEnd);
   }
 };
 
 IN_PROC_BROWSER_TEST_F(ForGetSSLHostStateDelegateTest, PRE_AfterRestart) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }
 
 IN_PROC_BROWSER_TEST_F(ForGetSSLHostStateDelegateTest, AfterRestart) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // The cert should now be |UNKONWN| because the profile is set to forget cert
   // exceptions after session end.
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }
 
 // Tests to make sure that if the remember value is set to 0, any decisions made
 // will be forgetten immediately.
 class ForgetInstantlySSLHostStateDelegateTest
     : public ChromeSSLHostStateDelegateTest {
  protected:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ChromeSSLHostStateDelegateTest::SetUpCommandLine(command_line);
     command_line->AppendSwitchASCII(switches::kRememberCertErrorDecisions,
                                     kForgetInstantly);
   }
 };
 
 IN_PROC_BROWSER_TEST_F(ForgetInstantlySSLHostStateDelegateTest,
                        MakeAndForgetException) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // chrome_state takes ownership of this clock
   base::SimpleTestClock* clock = new base::SimpleTestClock();
   ChromeSSLHostStateDelegate* chrome_state =
       static_cast<ChromeSSLHostStateDelegate*>(state);
   chrome_state->SetClock(scoped_ptr<base::Clock>(clock));
 
   // Start the clock at standard system time but do not advance at all to
   // emphasize that instant forget works.
   clock->SetNow(base::Time::NowFromSystemTime());
 
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }
 
 // Tests to make sure that if the remember value is set to a non-zero value0,
 // any decisions will be remembered over a restart, but only for the length
 // specified.
 class RememberSSLHostStateDelegateTest : public ChromeSSLHostStateDelegateTest {
  protected:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     ChromeSSLHostStateDelegateTest::SetUpCommandLine(command_line);
     command_line->AppendSwitchASCII(switches::kRememberCertErrorDecisions,
                                     kDeltaSecondsString);
   }
 };
 
 IN_PROC_BROWSER_TEST_F(RememberSSLHostStateDelegateTest, PRE_AfterRestart) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   state->AllowCert(
       kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }
 
 IN_PROC_BROWSER_TEST_F(RememberSSLHostStateDelegateTest, AfterRestart) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // chrome_state takes ownership of this clock
   base::SimpleTestClock* clock = new base::SimpleTestClock();
   ChromeSSLHostStateDelegate* chrome_state =
       static_cast<ChromeSSLHostStateDelegate*>(state);
   chrome_state->SetClock(scoped_ptr<base::Clock>(clock));
 
   // Start the clock at standard system time.
   clock->SetNow(base::Time::NowFromSystemTime());
 
   // This should only pass if the cert was allowed before the test was restart
   // and thus has now been rememebered across browser restarts.
-  EXPECT_EQ(
-      net::CertPolicy::ALLOWED,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 
   // Simulate the clock advancing by the specified delta.
   clock->Advance(base::TimeDelta::FromSeconds(kDeltaOneDayInSeconds + 1));
 
   // The cert should now be |UNKONWN| because the specified delta has passed.
-  EXPECT_EQ(
-      net::CertPolicy::UNKNOWN,
-      state->QueryPolicy(
-          kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
+}
+
+// QueryPolicyExpired unit tests to make sure that if a certificate decision has
+// expired, the return value from QueryPolicy returns the correct vaule.
+IN_PROC_BROWSER_TEST_F(RememberSSLHostStateDelegateTest, QueryPolicyExpired) {
+  scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
+  content::WebContents* tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
+  content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool expired_previous_decision;
+
+  // chrome_state takes ownership of this clock
+  base::SimpleTestClock* clock = new base::SimpleTestClock();
+  ChromeSSLHostStateDelegate* chrome_state =
+      static_cast<ChromeSSLHostStateDelegate*>(state);
+  chrome_state->SetClock(scoped_ptr<base::Clock>(clock));
+
+  // Start the clock at standard system time but do not advance at all to
+  // emphasize that instant forget works.
+  clock->SetNow(base::Time::NowFromSystemTime());
+
+  // The certificate has never been seen before, so it should be UNKONWN and
+  // should also indicate that it hasn't expired.
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &expired_previous_decision));
+  EXPECT_FALSE(expired_previous_decision);
+
+  // After allowing the certificate, a query should say that it is allowed and
+  // also specify that it hasn't expired.
+  state->AllowCert(
+      kWWWGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
+  EXPECT_EQ(net::CertPolicy::ALLOWED,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &expired_previous_decision));
+  EXPECT_FALSE(expired_previous_decision);
+
+  // Simulate the clock advancing by the specified delta.
+  clock->Advance(base::TimeDelta::FromSeconds(kDeltaOneDayInSeconds + 1));
+
+  // The decision expiration time has come, so it should indicate that the
+  // certificate and error are UNKOWN but also that they expired since the last
+  // query.
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &expired_previous_decision));
+  EXPECT_TRUE(expired_previous_decision);
+
+  // However, with a new query, it should indicate that no new expiration has
+  // occurred.
+  EXPECT_EQ(net::CertPolicy::UNKNOWN,
+            state->QueryPolicy(kWWWGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &expired_previous_decision));
+  EXPECT_FALSE(expired_previous_decision);
 }
 
 // Tests to make sure that if the user deletes their browser history, SSL
 // exceptions will be deleted as well.
 class RemoveBrowsingHistorySSLHostStateDelegateTest
     : public ChromeSSLHostStateDelegateTest {
  public:
   void RemoveAndWait(Profile* profile) {
     BrowsingDataRemover* remover = BrowsingDataRemover::CreateForPeriod(
         profile, BrowsingDataRemover::LAST_HOUR);
     BrowsingDataRemoverCompletionObserver completion_observer(remover);
     remover->Remove(BrowsingDataRemover::REMOVE_HISTORY,
                     BrowsingDataHelper::UNPROTECTED_WEB);
     completion_observer.BlockUntilCompletion();
   }
 };
 
 IN_PROC_BROWSER_TEST_F(RemoveBrowsingHistorySSLHostStateDelegateTest,
                        DeleteHistory) {
   scoped_refptr<net::X509Certificate> google_cert = GetGoogleCert();
   content::WebContents* tab =
       browser()->tab_strip_model()->GetActiveWebContents();
   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
   content::SSLHostStateDelegate* state = profile->GetSSLHostStateDelegate();
+  bool unused_value;
 
   // Add an exception for an invalid certificate. Then remove the last hour's
   // worth of browsing history and verify that the exception has been deleted.
   state->AllowCert(
       kGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID);
   RemoveAndWait(profile);
   EXPECT_EQ(net::CertPolicy::UNKNOWN,
-            state->QueryPolicy(
-                kGoogleHost, google_cert.get(), net::CERT_STATUS_DATE_INVALID));
+            state->QueryPolicy(kGoogleHost,
+                               google_cert.get(),
+                               net::CERT_STATUS_DATE_INVALID,
+                               &unused_value));
 }