Logout all accounts from cookie jar when disconnecting from chrome.

BUG=348531

Review URL: https://codereview.chromium.org/267703003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@269672 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/signin/account_reconcilor_unittest.cc

@@ -178,6 +178,8 @@ TEST_F(AccountReconcilorTest, SigninManagerRegistration) {
   signin_manager()->OnExternalSigninCompleted(kTestEmail);
   ASSERT_TRUE(reconcilor->IsRegisteredWithTokenService());
 
+  EXPECT_CALL(*GetMockReconcilor(), PerformLogoutAllAccountsAction());
+
   signin_manager()->SignOut();
   ASSERT_FALSE(reconcilor->IsRegisteredWithTokenService());
 }

components/signin/core/browser/account_reconcilor.cc

@@ -347,8 +347,11 @@ void AccountReconcilor::GoogleSigninSucceeded(const std::string& username,
 
 void AccountReconcilor::GoogleSignedOut(const std::string& username) {
   VLOG(1) << "AccountReconcilor::GoogleSignedOut: signed out";
+  gaia_fetcher_.reset();
+  AbortReconcile();
   UnregisterWithTokenService();
   UnregisterForCookieChanges();
+  PerformLogoutAllAccountsAction();
 }
 
 void AccountReconcilor::PerformMergeAction(const std::string& account_id) {