Add activity recording capability to gcm internals page. User can refresh, start/stop recording, an…

google_apis/gcm/engine/checkin_request.cc

Index: google_apis/gcm/engine/checkin_request.cc
diff --git a/google_apis/gcm/engine/checkin_request.cc b/google_apis/gcm/engine/checkin_request.cc
index 94a6fc9e38ac8d8d27f9a7cdd0c69f5cd413695b..874924c7f24a2151600629a007ff6b9400d0f423 100644
--- a/google_apis/gcm/engine/checkin_request.cc
+++ b/google_apis/gcm/engine/checkin_request.cc
@@ -53,7 +53,8 @@ CheckinRequest::CheckinRequest(
     uint64 android_id,
     uint64 security_token,
     const std::vector<std::string>& account_ids,
-    net::URLRequestContextGetter* request_context_getter)
+    net::URLRequestContextGetter* request_context_getter,
+    GCMStatsRecorder* recorder)
     : request_context_getter_(request_context_getter),
       callback_(callback),
       backoff_entry_(&backoff_policy),
@@ -61,6 +62,7 @@ CheckinRequest::CheckinRequest(
       android_id_(android_id),
       security_token_(security_token),
       account_ids_(account_ids),
+      recorder_(recorder),
       weak_ptr_factory_(this) {
 }
 
@@ -118,6 +120,7 @@ void CheckinRequest::RetryWithBackoff(bool update_backoff) {
     return;
   }
 
+  recorder_->RecordCheckin(android_id_, GCMStatsRecorder::Retry);
   Start();
 }
 
@@ -141,6 +144,7 @@ void CheckinRequest::OnURLFetchComplete(const net::URLFetcher* source) {
                << response_status << ". Checkin failed.";
     RecordCheckinStatusToUMA(response_status == net::HTTP_BAD_REQUEST ?
         HTTP_BAD_REQUEST : HTTP_UNAUTHORIZED);
+    recorder_->RecordCheckin(android_id_, GCMStatsRecorder::Failure);
     callback_.Run(0,0);
     return;
   }