Fix log spew for "_comment..." policies.

components/policy/core/common/config_dir_policy_loader.cc

Index: components/policy/core/common/config_dir_policy_loader.cc
diff --git a/components/policy/core/common/config_dir_policy_loader.cc b/components/policy/core/common/config_dir_policy_loader.cc
index d7313e83bf2687367b9c0797e78f943217ac33ba..76f9763ed9d73d6108a86500c42ab9a44063f97c 100644
--- a/components/policy/core/common/config_dir_policy_loader.cc
+++ b/components/policy/core/common/config_dir_policy_loader.cc
@@ -22,7 +22,6 @@
 #include "components/policy/core/common/policy_bundle.h"
 #include "components/policy/core/common/policy_load_status.h"
 #include "components/policy/core/common/policy_types.h"
-#include "components/policy/policy_constants.h"
 
 namespace policy {
 
@@ -59,20 +58,6 @@ PolicyLoadStatus JsonErrorToPolicyLoadStatus(int status) {
   return POLICY_LOAD_STATUS_PARSE_ERROR;
 }
 
-bool IsUserPolicy(const PolicyMap::const_iterator iter) {
-  const PolicyDetails* policy_details = GetChromePolicyDetails(iter->first);
-  if (!policy_details) {
-    LOG(ERROR) << "Ignoring unknown platform policy: " << iter->first;
-    return false;
-  }
-  if (policy_details->is_device_policy) {
-    // Device Policy is only implemented as Cloud Policy (not Platform Policy).
-    LOG(ERROR) << "Ignoring device platform policy: " << iter->first;
-    return false;
-  }
-  return true;
-}
-
 }  // namespace
 
 ConfigDirPolicyLoader::ConfigDirPolicyLoader(
@@ -186,7 +171,6 @@ void ConfigDirPolicyLoader::LoadFromPath(const base::FilePath& path,
     PolicyMap policy_map;
     policy_map.LoadFrom(dictionary_value, level, scope_,
                         POLICY_SOURCE_PLATFORM);
-    policy_map.EraseNonmatching(base::Bind(&IsUserPolicy));
     bundle->Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()))
         .MergeFrom(policy_map);
   }