wilco_dtc_supportd: Add Low-Power Charger notification

This new notification is originated when the attached power adapter does
not supply enough power.

BUG=b:147843861
TEST=deploy_chrome # Notification displays when power adapter is
connected

Change-Id: Ibb3852c584375d0ffa4ed99eb788fa1522fef80c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2078905Reviewed-by: Polina Bondarenko <pbond@chromium.org>
Reviewed-by: Mattias Nissler <mnissler@chromium.org>
Commit-Queue: Daniel Campello <campello@chromium.org>
Cr-Commit-Position: refs/heads/master@{#746063}

chrome/app/chromeos_strings.grdp

@@ -1149,6 +1149,12 @@
   <message name="IDS_WILCO_NOTIFICATION_DOCK_THUNDERBOLT_MESSAGE" desc="The message of the notification shown to inform the user that attached dock will operate in USB Type-C compatible mode.">
     Your docking station will operate in USB Type-C compatible mode.
   </message>
+  <message name="IDS_WILCO_LOW_POWER_CHARGER_TITLE" desc="The title of a notification indicating that a low-power USB charger has been connected.">
+    Low-power charger connected
+  </message>
+  <message name="IDS_WILCO_LOW_POWER_CHARGER_MESSAGE" desc="The message body of a notification indicating that a low-power USB charger has been connected, short version.">
+    Your <ph name="DEVICE_TYPE">$1<ex>Chromebook</ex></ph> may not charge while it is turned on.
+  </message>
   <message name="IDS_WILCO_NOTIFICATION_LEARN_MORE" desc="Label on button in various Wilco notification.">
     Learn More
   </message>

chrome/browser/chromeos/wilco_dtc_supportd/wilco_dtc_supportd_bridge.cc

@@ -370,6 +370,9 @@ void WilcoDtcSupportdBridge::HandleEvent(WilcoDtcSupportdEvent event) {
     case WilcoDtcSupportdEvent::kDockThunderbolt:
       notification_controller_->ShowDockThunderboltNotification();
       return;
+    case WilcoDtcSupportdEvent::kLowPowerCharger:
+      notification_controller_->ShowLowPowerChargerNotification();
+      return;
   }
   LOG(ERROR) << "Unrecognized event " << event << " event";
 }

chrome/browser/chromeos/wilco_dtc_supportd/wilco_dtc_supportd_notification_controller.cc

@@ -35,6 +35,7 @@ const char kWilcoDtcSupportdNotificationIdIncompatibleDock[] =
 const char kWilcoDtcSupportdNotificationIdDockHardwareError[] = "DockError";
 const char kWilcoDtcSupportdNotificationIdDockDisplay[] = "DockDisplay";
 const char kWilcoDtcSupportdNotificationIdDockThunderbolt[] = "DockThunderbolt";
+const char kWilcoDtcSupportdNotificationIdLowPower[] = "LowPower";
 
 class WilcoDtcSupportdNotificationDelegate
     : public message_center::NotificationDelegate {
@@ -151,6 +152,18 @@ WilcoDtcSupportdNotificationController::ShowDockThunderboltNotification()
   return kWilcoDtcSupportdNotificationIdDockThunderbolt;
 }
 
+std::string
+WilcoDtcSupportdNotificationController::ShowLowPowerChargerNotification()
+    const {
+  DisplayNotification(kWilcoDtcSupportdNotificationIdLowPower,
+                      IDS_WILCO_LOW_POWER_CHARGER_TITLE,
+                      IDS_WILCO_LOW_POWER_CHARGER_MESSAGE,
+                      message_center::SYSTEM_PRIORITY, kNotificationBatteryIcon,
+                      message_center::SystemNotificationWarningLevel::WARNING,
+                      HelpAppLauncher::HelpTopic::HELP_WILCO_BATTERY_CHARGER);
+  return kWilcoDtcSupportdNotificationIdLowPower;
+}
+
 void WilcoDtcSupportdNotificationController::DisplayNotification(
     const std::string& notification_id,
     const int title_id,

chrome/browser/chromeos/wilco_dtc_supportd/wilco_dtc_supportd_notification_controller.h

@@ -42,6 +42,9 @@ class WilcoDtcSupportdNotificationController {
   // Displays notification when the attached dock has unsupported Thunderbolt
   // capabilities.
   virtual std::string ShowDockThunderboltNotification() const;
+  // Displays notification when the attached charger does not supply enough
+  // power.
+  virtual std::string ShowLowPowerChargerNotification() const;
 
  private:
   void DisplayNotification(

chrome/browser/chromeos/wilco_dtc_supportd/wilco_dtc_supportd_notification_controller_unittest.cc

@@ -53,7 +53,10 @@ struct WilcoDtcSupportdNotificationControllerTestParams {
     {&WilcoDtcSupportdNotificationController::ShowDockThunderboltNotification,
      IDS_WILCO_NOTIFICATION_DOCK_THUNDERBOLT_TITLE,
      IDS_WILCO_NOTIFICATION_DOCK_THUNDERBOLT_MESSAGE,
-     message_center::DEFAULT_PRIORITY}};
+     message_center::DEFAULT_PRIORITY},
+    {&WilcoDtcSupportdNotificationController::ShowLowPowerChargerNotification,
+     IDS_WILCO_LOW_POWER_CHARGER_TITLE, IDS_WILCO_LOW_POWER_CHARGER_MESSAGE,
+     message_center::SYSTEM_PRIORITY}};
 
 class WilcoDtcSupportdNotificationControllerTest
     : public testing::TestWithParam<

chrome/services/wilco_dtc_supportd/public/mojom/wilco_dtc_supportd.mojom

@@ -47,6 +47,8 @@ enum WilcoDtcSupportdEvent {
   kDockDisplay,
   // Attached dock will operate in USB Type-C compatible mode.
   kDockThunderbolt,
+  // Attached charger does not supply enough power.
+  kLowPowerCharger,
 };
 
 // Factory interface exposed by the wilco_dtc_supportd daemon, which allows both