Implement cloud policy invalidations using the invalidation service framework.

chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.cc

Index: chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.cc
diff --git a/chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.cc b/chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.cc
index f08c1a083c8111d372505474f4cff6ea37e0cc6d..388e8e98b196ffdb1621cef91c9a5517f1a99574 100644
--- a/chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.cc
+++ b/chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.cc
@@ -148,7 +148,7 @@ void UserCloudPolicyManagerChromeOS::OnInitializationCompleted(
     // Start the refresh scheduler now, which will eventually refresh the
     // cached policy or make the first fetch once the OAuth2 token is
     // available.
-    StartRefreshScheduler();
+    StartRefreshSchedulerIfReady();
   }
 }
 
@@ -188,7 +188,7 @@ void UserCloudPolicyManagerChromeOS::OnComponentCloudPolicyRefreshNeeded() {
 
 void UserCloudPolicyManagerChromeOS::OnComponentCloudPolicyUpdated() {
   CheckAndPublishPolicy();
-  StartRefreshScheduler();
+  StartRefreshSchedulerIfReady();
 }
 
 void UserCloudPolicyManagerChromeOS::FetchPolicyOAuthTokenUsingSigninProfile() {
@@ -250,10 +250,10 @@ void UserCloudPolicyManagerChromeOS::CancelWaitForPolicyFetch() {
   CheckAndPublishPolicy();
   // Now that |wait_for_policy_fetch_| is guaranteed to be false, the scheduler
   // can be started.
-  StartRefreshScheduler();
+  StartRefreshSchedulerIfReady();
 }
 
-void UserCloudPolicyManagerChromeOS::StartRefreshScheduler() {
+void UserCloudPolicyManagerChromeOS::StartRefreshSchedulerIfReady() {
   if (core()->refresh_scheduler())
     return;  // Already started.
 
@@ -271,7 +271,7 @@ void UserCloudPolicyManagerChromeOS::StartRefreshScheduler() {
     return;
   }
 
-  core()->StartRefreshScheduler();
+  StartRefreshScheduler();
   core()->TrackRefreshDelayPref(local_state_, prefs::kUserPolicyRefreshRate);
 }