UMA metrics for cloud policies.

chrome/browser/policy/user_policy_cache.cc

Index: chrome/browser/policy/user_policy_cache.cc
diff --git a/chrome/browser/policy/user_policy_cache.cc b/chrome/browser/policy/user_policy_cache.cc
index 6d0a53edb90d11437ca986ddc402764237ae56ce..2e3873c54320114a962ae4056fb09e4431bd7aee 100644
--- a/chrome/browser/policy/user_policy_cache.cc
+++ b/chrome/browser/policy/user_policy_cache.cc
@@ -13,6 +13,7 @@
 #include "base/task.h"
 #include "base/values.h"
 #include "chrome/browser/policy/configuration_policy_pref_store.h"
+#include "chrome/browser/policy/enterprise_metrics.h"
 #include "chrome/browser/policy/policy_map.h"
 #include "chrome/browser/policy/proto/cloud_policy.pb.h"
 #include "chrome/browser/policy/proto/device_management_local.pb.h"
@@ -22,6 +23,8 @@
 
 namespace policy {
 
+namespace em = enterprise_management;
+
 // Decodes a CloudPolicySettings object into two maps with mandatory and
 // recommended settings, respectively. The implementation is generated code
 // in policy/cloud_policy_generated.cc.
@@ -69,6 +72,7 @@ UserPolicyCache::DiskCache::DiskCache(
 
 void UserPolicyCache::DiskCache::Load() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  em::LogPolicyOperation(em::kPolicyLoadRequested);
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       NewRunnableMethod(this, &DiskCache::LoadOnFileThread));
@@ -77,6 +81,7 @@ void UserPolicyCache::DiskCache::Load() {
 void UserPolicyCache::DiskCache::Store(
     const em::CachedCloudPolicyResponse& policy) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  em::LogPolicyOperation(em::kPolicyStoreRequested);
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       NewRunnableMethod(this, &DiskCache::StoreOnFileThread, policy));
@@ -92,6 +97,7 @@ void UserPolicyCache::DiskCache::LoadOnFileThread() {
   if (!file_util::ReadFileToString(backing_file_path_, &data)) {
     LOG(WARNING) << "Failed to read policy data from "
                  << backing_file_path_.value();
+    em::LogPolicyOperation(em::kPolicyLoadFailed);
     return;
   }
 
@@ -100,6 +106,7 @@ void UserPolicyCache::DiskCache::LoadOnFileThread() {
   if (!cached_response.ParseFromArray(data.c_str(), data.size())) {
     LOG(WARNING) << "Failed to parse policy data read from "
                  << backing_file_path_.value();
+    em::LogPolicyOperation(em::kPolicyLoadFailed);
     return;
   }
 
@@ -124,18 +131,21 @@ void UserPolicyCache::DiskCache::StoreOnFileThread(
   std::string data;
   if (!policy.SerializeToString(&data)) {
     LOG(WARNING) << "Failed to serialize policy data";
+    em::LogPolicyOperation(em::kPolicyStoreFailed);
     return;
   }
 
   if (!file_util::CreateDirectory(backing_file_path_.DirName())) {
     LOG(WARNING) << "Failed to create directory "
                  << backing_file_path_.DirName().value();
+    em::LogPolicyOperation(em::kPolicyStoreFailed);
     return;
   }
 
   int size = data.size();
   if (file_util::WriteFile(backing_file_path_, data.c_str(), size) != size) {
     LOG(WARNING) << "Failed to write " << backing_file_path_.value();
+    em::LogPolicyOperation(em::kPolicyStoreFailed);
     return;
   }
 }
@@ -159,6 +169,7 @@ void UserPolicyCache::SetPolicy(const em::PolicyFetchResponse& policy) {
   base::Time timestamp;
   if (!SetPolicyInternal(policy, &timestamp, false))
     return;
+  em::LogPolicyOperation(em::kPolicyFetchOK);
 
   if (timestamp > base::Time::NowFromSystemTime() +
                   base::TimeDelta::FromMinutes(1)) {