[chromecast] Added virtual-channel to product data

Added virtual-channel field to be able to filter crash reports by this it.

Bug: internal b/64942730
Change-Id: I5375d574f6095a689e89d0c543df20da2b281b33
Reviewed-on: https://chromium-review.googlesource.com/1026150
Commit-Queue: Andres Medina <medinaandres@chromium.org>
Reviewed-by: Luke Halliwell <halliwell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#579501}

chromecast/crash/linux/minidump_uploader.cc

@@ -42,6 +42,8 @@ const char kCrashServerStaging[] =
     "https://clients2.google.com/cr/staging_report";
 const char kCrashServerProduction[] = "https://clients2.google.com/cr/report";
 
+const char kVirtualChannel[] = "virtual-channel";
+
 typedef std::vector<std::unique_ptr<DumpInfo>> DumpList;
 
 std::unique_ptr<PrefService> CreatePrefService() {
@@ -52,6 +54,7 @@ std::unique_ptr<PrefService> CreatePrefService() {
   PrefRegistrySimple* registry = new PrefRegistrySimple;
   registry->RegisterBooleanPref(prefs::kOptInStats, true);
   registry->RegisterStringPref(::metrics::prefs::kMetricsClientID, "");
+  registry->RegisterStringPref(kVirtualChannel, "");
 
   PrefServiceFactory prefServiceFactory;
   prefServiceFactory.SetUserPrefsFile(
@@ -128,6 +131,10 @@ bool MinidumpUploader::DoWork() {
   std::unique_ptr<PrefService> pref_service = pref_service_generator_.Run();
   const std::string& client_id(
       pref_service->GetString(::metrics::prefs::kMetricsClientID));
+  std::string virtual_channel(pref_service->GetString(kVirtualChannel));
+  if (virtual_channel.empty()) {
+    virtual_channel = release_channel_;
+  }
   bool opt_in_stats = pref_service->GetBoolean(prefs::kOptInStats);
   // Handle each dump and consume it out of the structure.
   while (dumps.size()) {
@@ -231,6 +238,7 @@ bool MinidumpUploader::DoWork() {
     g.SetParameter("ro.product.model", device_model_);
     g.SetParameter("ro.product.manufacturer", manufacturer_);
     g.SetParameter("ro.system.version", system_version_);
+    g.SetParameter("release.virtual-channel", virtual_channel);
 
     // Add app state information
     if (!dump.params().previous_app_name.empty()) {

chromecast/crash/linux/minidump_uploader_unittest.cc

@@ -31,6 +31,8 @@ namespace {
 const char kLockfileName[] = "lockfile";
 const char kMetadataName[] = "metadata";
 const char kMinidumpSubdir[] = "minidumps";
+const char kVirtualChannel[] = "virtual-channel";
+const char kVirtualChannelName[] = "a-virtual-chanel";
 
 typedef std::vector<std::unique_ptr<DumpInfo>> DumpList;
 
@@ -40,6 +42,7 @@ std::unique_ptr<PrefService> CreateFakePrefService(bool opt_in) {
   retval->registry()->RegisterBooleanPref(prefs::kOptInStats, opt_in);
   retval->registry()->RegisterStringPref(::metrics::prefs::kMetricsClientID,
                                          "");
+  retval->registry()->RegisterStringPref(kVirtualChannel, kVirtualChannelName);
   return std::move(retval);
 }