In update_client, emit different events in the noupdate and update error cases.

Bug: 804472
Change-Id: I0425bcea8cd82386dbcd0fe63fa696e60a468af2
Reviewed-on: https://chromium-review.googlesource.com/879165
Reviewed-by: Bernhard Bauer <[email protected]>
Reviewed-by: Joshua Pawlicki <[email protected]>
Commit-Queue: Sorin Jianu <[email protected]>
Cr-Commit-Position: refs/heads/master@{#531276}
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 3314b60..3880cd2 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -4631,8 +4631,8 @@
       <message name="IDS_COMPONENTS_SVC_STATUS_UPTODATE" desc="Service Status">
         Up-to-date
       </message>
-      <message name="IDS_COMPONENTS_SVC_STATUS_NOUPDATE" desc="Service Status">
-        No update
+      <message name="IDS_COMPONENTS_SVC_STATUS_UPDATE_ERROR" desc="Service Status">
+        Update error
       </message>
       <message name="IDS_COMPONENTS_UNKNOWN" desc="Service Status">
         Unknown
@@ -4655,6 +4655,9 @@
       <message name="IDS_COMPONENTS_EVT_STATUS_NOTUPDATED" desc="Service Status">
         Component not updated
       </message>
+      <message name="IDS_COMPONENTS_EVT_STATUS_UPDATE_ERROR" desc="Service Status">
+        Update error
+      </message>
       <message name="IDS_COMPONENTS_EVT_STATUS_DOWNLOADING" desc="Service Status">
         Component downloading
       </message>
diff --git a/chrome/browser/component_updater/sw_reporter_installer_win.cc b/chrome/browser/component_updater/sw_reporter_installer_win.cc
index 1e3b8ecf..900a761 100644
--- a/chrome/browser/component_updater/sw_reporter_installer_win.cc
+++ b/chrome/browser/component_updater/sw_reporter_installer_win.cc
@@ -449,7 +449,8 @@
   if (id != kSwReporterComponentId)
     return;
 
-  if (event == Events::COMPONENT_NOT_UPDATED) {
+  if (event == Events::COMPONENT_NOT_UPDATED ||
+      event == Events::COMPONENT_UPDATE_ERROR) {
     ReportOnDemandUpdateSucceededHistogram(false);
     std::move(on_error_callback_).Run();
     cus_->RemoveObserver(this);
diff --git a/chrome/browser/component_updater/sw_reporter_installer_win_unittest.cc b/chrome/browser/component_updater/sw_reporter_installer_win_unittest.cc
index 7ca7172c..403d269e 100644
--- a/chrome/browser/component_updater/sw_reporter_installer_win_unittest.cc
+++ b/chrome/browser/component_updater/sw_reporter_installer_win_unittest.cc
@@ -687,7 +687,7 @@
     EXPECT_CALL(mock_cus_, RemoveObserver(_)).Times(AtLeast(1));
   }
 
-  void CreateOnDemandFetcherAndVerifyExpecations(bool can_be_updated) {
+  void CreateOnDemandFetcherAndVerifyExpectations(bool can_be_updated) {
     component_can_be_updated_ = can_be_updated;
 
     fetcher_ = base::MakeUnique<SwReporterOnDemandFetcher>(
@@ -735,7 +735,7 @@
   void FireComponentNotUpdatedEvents() {
     fetcher_->OnEvent(Events::COMPONENT_CHECKING_FOR_UPDATES,
                       kSwReporterComponentId);
-    fetcher_->OnEvent(Events::COMPONENT_NOT_UPDATED, kSwReporterComponentId);
+    fetcher_->OnEvent(Events::COMPONENT_UPDATE_ERROR, kSwReporterComponentId);
 
     EXPECT_TRUE(error_callback_called_);
   }
@@ -750,13 +750,13 @@
 };
 
 TEST_F(SwReporterOnDemandFetcherTest, TestUpdateSuccess) {
-  CreateOnDemandFetcherAndVerifyExpecations(true);
+  CreateOnDemandFetcherAndVerifyExpectations(true);
 
   EXPECT_TRUE(on_demand_update_called_);
 }
 
 TEST_F(SwReporterOnDemandFetcherTest, TestUpdateFailure) {
-  CreateOnDemandFetcherAndVerifyExpecations(false);
+  CreateOnDemandFetcherAndVerifyExpectations(false);
 
   EXPECT_TRUE(on_demand_update_called_);
 }
diff --git a/chrome/browser/plugins/plugin_observer.cc b/chrome/browser/plugins/plugin_observer.cc
index 528d987..24f40fc 100644
--- a/chrome/browser/plugins/plugin_observer.cc
+++ b/chrome/browser/plugins/plugin_observer.cc
@@ -109,6 +109,7 @@
         plugin_renderer_interface_->UpdateDownloading();
         break;
       case Events::COMPONENT_NOT_UPDATED:
+      case Events::COMPONENT_UPDATE_ERROR:
         plugin_renderer_interface_->UpdateFailure();
         observer_->RemoveComponentObserver(this);
         break;
diff --git a/chrome/browser/ui/webui/components_ui.cc b/chrome/browser/ui/webui/components_ui.cc
index 1d24e81..f58e250 100644
--- a/chrome/browser/ui/webui/components_ui.cc
+++ b/chrome/browser/ui/webui/components_ui.cc
@@ -214,6 +214,8 @@
       return l10n_util::GetStringUTF16(IDS_COMPONENTS_EVT_STATUS_UPDATED);
     case Events::COMPONENT_NOT_UPDATED:
       return l10n_util::GetStringUTF16(IDS_COMPONENTS_EVT_STATUS_NOTUPDATED);
+    case Events::COMPONENT_UPDATE_ERROR:
+      return l10n_util::GetStringUTF16(IDS_COMPONENTS_EVT_STATUS_UPDATE_ERROR);
     case Events::COMPONENT_UPDATE_DOWNLOADING:
       return l10n_util::GetStringUTF16(IDS_COMPONENTS_EVT_STATUS_DOWNLOADING);
   }
@@ -245,7 +247,7 @@
     case update_client::ComponentState::kUpToDate:
       return l10n_util::GetStringUTF16(IDS_COMPONENTS_SVC_STATUS_UPTODATE);
     case update_client::ComponentState::kUpdateError:
-      return l10n_util::GetStringUTF16(IDS_COMPONENTS_SVC_STATUS_NOUPDATE);
+      return l10n_util::GetStringUTF16(IDS_COMPONENTS_SVC_STATUS_UPDATE_ERROR);
     case update_client::ComponentState::kUninstalled:  // Fall through.
     case update_client::ComponentState::kRun:
     case update_client::ComponentState::kLastStatus:
diff --git a/components/component_updater/component_updater_service.cc b/components/component_updater/component_updater_service.cc
index 54d0161..b1304c5d 100644
--- a/components/component_updater/component_updater_service.cc
+++ b/components/component_updater/component_updater_service.cc
@@ -400,7 +400,8 @@
 
   // Unblock all throttles for the component.
   if (event == Observer::Events::COMPONENT_UPDATED ||
-      event == Observer::Events::COMPONENT_NOT_UPDATED) {
+      event == Observer::Events::COMPONENT_NOT_UPDATED ||
+      event == Observer::Events::COMPONENT_UPDATE_ERROR) {
     auto callbacks = ready_callbacks_.equal_range(id);
     for (auto it = callbacks.first; it != callbacks.second; ++it) {
       std::move(it->second).Run();
diff --git a/components/update_client/component.cc b/components/update_client/component.cc
index e6fb571..daf40fe 100644
--- a/components/update_client/component.cc
+++ b/components/update_client/component.cc
@@ -393,7 +393,7 @@
     component.AppendEvent(BuildUpdateCompleteEventElement(component));
 
   TransitionState(nullptr);
-  component.NotifyObservers(Events::COMPONENT_NOT_UPDATED);
+  component.NotifyObservers(Events::COMPONENT_UPDATE_ERROR);
 }
 
 Component::StateCanUpdate::StateCanUpdate(Component* component)
diff --git a/components/update_client/update_client.h b/components/update_client/update_client.h
index a806057..f0796503 100644
--- a/components/update_client/update_client.h
+++ b/components/update_client/update_client.h
@@ -299,10 +299,15 @@
       // Sent when a CRX has been successfully updated.
       COMPONENT_UPDATED,
 
-      // Sent when a CRX has not been updated following an update check:
-      // either there was no update available, or the update failed.
+      // Sent when a CRX has not been updated because there was no update
+      // available for this component.
       COMPONENT_NOT_UPDATED,
 
+      // Sent when an error ocurred during an update for any reason, including
+      // the update check itself failed, or the download of the update payload
+      // failed, or applying the update failed.
+      COMPONENT_UPDATE_ERROR,
+
       // Sent when CRX bytes are being downloaded.
       COMPONENT_UPDATE_DOWNLOADING,
     };
diff --git a/components/update_client/update_client_unittest.cc b/components/update_client/update_client_unittest.cc
index e3e8846..57fefe0 100644
--- a/components/update_client/update_client_unittest.cc
+++ b/components/update_client/update_client_unittest.cc
@@ -1014,8 +1014,9 @@
     EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_DOWNLOADING,
                                   "jebgalgnebhfojomionfpkfelancnnkf"))
         .Times(AtLeast(1));
-    EXPECT_CALL(observer, OnEvent(Events::COMPONENT_NOT_UPDATED,
-                                  "jebgalgnebhfojomionfpkfelancnnkf")).Times(1);
+    EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_ERROR,
+                                  "jebgalgnebhfojomionfpkfelancnnkf"))
+        .Times(1);
   }
   {
     InSequence seq;
@@ -1544,8 +1545,9 @@
         .Times(AtLeast(1));
     EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_READY,
                                   "jebgalgnebhfojomionfpkfelancnnkf")).Times(1);
-    EXPECT_CALL(observer, OnEvent(Events::COMPONENT_NOT_UPDATED,
-                                  "jebgalgnebhfojomionfpkfelancnnkf")).Times(1);
+    EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_ERROR,
+                                  "jebgalgnebhfojomionfpkfelancnnkf"))
+        .Times(1);
   }
 
   update_client->AddObserver(&observer);
@@ -2812,7 +2814,7 @@
     EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_FOUND,
                                   "jebgalgnebhfojomionfpkfelancnnkf"))
         .Times(1);
-    EXPECT_CALL(observer, OnEvent(Events::COMPONENT_NOT_UPDATED,
+    EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_ERROR,
                                   "jebgalgnebhfojomionfpkfelancnnkf"))
         .Times(1);
   }
@@ -2926,7 +2928,7 @@
   EXPECT_CALL(observer, OnEvent(Events::COMPONENT_CHECKING_FOR_UPDATES,
                                 "jebgalgnebhfojomionfpkfelancnnkf"))
       .Times(1);
-  EXPECT_CALL(observer, OnEvent(Events::COMPONENT_NOT_UPDATED,
+  EXPECT_CALL(observer, OnEvent(Events::COMPONENT_UPDATE_ERROR,
                                 "jebgalgnebhfojomionfpkfelancnnkf"))
       .Times(1)
       .WillOnce(Invoke([&update_client](Events event, const std::string& id) {