Fix infinite refresh of device policy when the TPM gets out of sync with the stateful partition.

chrome/browser/policy/cloud_policy_cache_base.h

Index: chrome/browser/policy/cloud_policy_cache_base.h
diff --git a/chrome/browser/policy/cloud_policy_cache_base.h b/chrome/browser/policy/cloud_policy_cache_base.h
index 73915959e0ec724b0a9dcd038f0ce28f276dbea5..1015b6e7e1955316b02b400383f9d0df34a2ec20 100644
--- a/chrome/browser/policy/cloud_policy_cache_base.h
+++ b/chrome/browser/policy/cloud_policy_cache_base.h
@@ -39,8 +39,9 @@ class CloudPolicyCacheBase : public base::NonThreadSafe {
   // Loads persisted policy information.
   virtual void Load() = 0;
 
-  // Resets the policy information.
-  virtual void SetPolicy(
+  // Resets the policy information. Returns true if |policy| was accepted and
+  // stored.
+  virtual bool SetPolicy(
       const enterprise_management::PolicyFetchResponse& policy) = 0;
 
   virtual void SetUnmanaged() = 0;