Show device information in chrome://gcm-internals page.

chrome/browser/services/gcm/gcm_profile_service.cc

Index: chrome/browser/services/gcm/gcm_profile_service.cc
diff --git a/chrome/browser/services/gcm/gcm_profile_service.cc b/chrome/browser/services/gcm/gcm_profile_service.cc
index c215192c8df17f593250d6d4f9d6306a0d3b5f73..1e0fc74fb3b690d52410b0736b46bc5d987770e2 100644
--- a/chrome/browser/services/gcm/gcm_profile_service.cc
+++ b/chrome/browser/services/gcm/gcm_profile_service.cc
@@ -36,6 +36,7 @@
 #include "content/public/browser/notification_source.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/common/extension.h"
+#include "google_apis/gcm/gcm_client.h"

[jianli, 2014/03/04 23:47:39]

nit: not needed

[juyik, 2014/03/05 05:08:08]

Done.

 #include "google_apis/gcm/protocol/android_checkin.pb.h"
 #include "net/url_request/url_request_context_getter.h"
 
@@ -273,6 +274,8 @@ class GCMProfileService::IOWorker
   void Send(const std::string& app_id,
             const std::string& receiver_id,
             const GCMClient::OutgoingMessage& message);
+  bool IsGCMClientCreated();
+  void RequestGCMStatistics();
 
   // For testing purpose. Can be called from UI thread. Use with care.
   GCMClient* gcm_client_for_testing() const { return gcm_client_.get(); }
@@ -459,6 +462,39 @@ void GCMProfileService::IOWorker::Send(
   gcm_client_->Send(app_id, receiver_id, message);
 }
 
+bool GCMProfileService::IOWorker::IsGCMClientCreated() {
+  return (gcm_client_.get() != NULL);
+}
+
+void GCMProfileService::IOWorker::RequestGCMStatistics() {
+  gcm::GCMClient::GCMStatistics stats;
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
+
+  if (gcm_client_.get()) {
+    stats = gcm_client_->GetStatistics();
+  }
+  stats.gcm_client_created = (gcm_client_.get() != NULL);
+
+  content::BrowserThread::PostTask(
+      content::BrowserThread::UI,
+      FROM_HERE,
+      base::Bind(&GCMProfileService::RequestGCMStatisticsFinished,
+                 service_,
+                 stats));
+}
+
+std::string GCMProfileService::GetGCMEnabledStateString(GCMEnabledState state) {
+  switch (state) {
+    case GCMProfileService::ALWAYS_ENABLED:
+      return "ALWAYS_ENABLED";
+    case GCMProfileService::ENABLED_FOR_APPS:
+      return "ENABLED_FOR_APPS";
+    case GCMProfileService::ALWAYS_DISABLED:
+      return "ALWAYS_DISABLED";
+  }
+  return std::string();
+}
+
 GCMProfileService::RegistrationInfo::RegistrationInfo() {
 }
 
@@ -705,6 +741,31 @@ GCMClient* GCMProfileService::GetGCMClientForTesting() const {
   return io_worker_ ? io_worker_->gcm_client_for_testing() : NULL;
 }
 
+bool GCMProfileService::IsSignedIn() const {
+  return !username_.empty();
+}
+
+bool GCMProfileService::IsGCMClientCreated() const {
+  return io_worker_->IsGCMClientCreated();

[jianli, 2014/03/04 23:47:39]

This is not thread safe. You should not try to access IOWorker::gcm_client_
directly.

[juyik, 2014/03/05 05:08:08]

Done. I forgot to delete this method.

+}
+
+bool GCMProfileService::IsGCMClientReady() const {
+  return gcm_client_ready_;
+}
+
+void GCMProfileService::RequestGCMStatistics(
+    RequestGCMStatisticsCallback callback) {
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+  DCHECK(!callback.is_null());
+
+  request_gcm_statistics_callback_ = callback;
+  content::BrowserThread::PostTask(
+      content::BrowserThread::IO,
+      FROM_HERE,
+      base::Bind(&GCMProfileService::IOWorker::RequestGCMStatistics,
+                 io_worker_));
+}
+
 void GCMProfileService::Observe(int type,
                                 const content::NotificationSource& source,
                                 const content::NotificationDetails& details) {
@@ -1070,6 +1131,13 @@ bool GCMProfileService::ParsePersistedRegistrationInfo(
   return true;
 }
 
+void GCMProfileService::RequestGCMStatisticsFinished(
+    GCMClient::GCMStatistics stats) {
+  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+
+  request_gcm_statistics_callback_.Run(stats);
+}
+
 // static
 const char* GCMProfileService::GetPersistentRegisterKeyForTesting() {
   return kRegistrationKey;