plugin_vm: expose launcher failure reasons in UI

Bug: 1017511
Change-Id: I1ccdea99c3154dd9920f8f86d527ac97cf786d5a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1909052
Auto-Submit: Julian Watson <juwa@google.com>
Commit-Queue: Timothy Loh <timloh@chromium.org>
Reviewed-by: Timothy Loh <timloh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#722315}

chrome/app/chromeos_strings.grdp

@@ -4088,11 +4088,20 @@
   <message name="IDS_PLUGIN_VM_LAUNCHER_FINISHED_MESSAGE" desc="Text of the Plugin VM installer after successful installation.">
     Plugin VM is ready to use
   </message>
-  <message name="IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE" desc="Text of the Plugin VM installer if the installation failed.">
-    Try installing again
+  <message name="IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_LOGIC_ERROR" desc="Text of the Plugin VM installer if the installation failed due to an internal error.">
+    Couldn't install Plugin VM. Please try again, or contact your organization's device administrator. Error code: <ph name="ERROR_CODE">$1<ex>7</ex></ph>.
+  </message>
+  <message name="IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_CONFIG_ERROR" desc="Text of the Plugin VM installer if the installation failed because there was an error in the configuration.">
+    Couldn't set up Plugin VM because of a configuration problem. Please contact your organization's device administrator. Error code: <ph name="ERROR_CODE">$1<ex>7</ex></ph>.
+  </message>
+  <message name="IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_DOWNLOAD_FAILED" desc="Text of the Plugin VM installer if the installation failed because something went wrong while downloading the virtual machine.">
+    Couldn't install the virtual machine because of a network error. Please try again, or contact your organization's device administrator. Error code: <ph name="ERROR_CODE">$1<ex>7</ex></ph>.
+  </message>
+  <message name="IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_INSTALLING_FAILED" desc="Text of the Plugin VM installer if the installation failed because downloaded Plugin VM could not be installed.">
+    Couldn't install the virtual machine. Please try again, or contact your organization's device administrator. Error code: <ph name="ERROR_CODE">$1<ex>7</ex></ph>.
   </message>
   <message name="IDS_PLUGIN_VM_LAUNCHER_NOT_ALLOWED_MESSAGE" desc="Error message to be shown if a setup/launch is attempted although Plugin VM is disallowed.">
-    Contact your organization's device admin
+    Plugin VM isn't allowed on this device. Contact your organization's device administrator.
   </message>
   <message name="IDS_PLUGIN_VM_LAUNCHER_DOWNLOAD_PROGRESS_MESSAGE" desc="Text of the Plugin VM installer during downloading Plugin VM image, showing download progress.">
     <ph name="DOWNLOADED_SIZE">$1<ex>1.2</ex></ph>/<ph name="DOWNLOAD_SIZE">$2<ex>3.4 GB</ex></ph>

chrome/browser/ui/views/plugin_vm/plugin_vm_launcher_view.cc

@@ -7,6 +7,7 @@
 #include <memory>
 
 #include "base/optional.h"
+#include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chromeos/plugin_vm/plugin_vm_image_manager.h"
 #include "chrome/browser/chromeos/plugin_vm/plugin_vm_image_manager_factory.h"
@@ -379,14 +380,44 @@ base::string16 PluginVmLauncherView::GetMessage() const {
     case State::FINISHED:
       return l10n_util::GetStringUTF16(IDS_PLUGIN_VM_LAUNCHER_FINISHED_MESSAGE);
     case State::ERROR:
+      using Reason = plugin_vm::PluginVmImageManager::FailureReason;
       DCHECK(reason_);
       switch (*reason_) {
-        case plugin_vm::PluginVmImageManager::FailureReason::NOT_ALLOWED:
-          return l10n_util::GetStringUTF16(
-              IDS_PLUGIN_VM_LAUNCHER_NOT_ALLOWED_MESSAGE);
         default:
+        case Reason::LOGIC_ERROR:
+        case Reason::SIGNAL_NOT_CONNECTED:
+        case Reason::OPERATION_IN_PROGRESS:
+        case Reason::UNEXPECTED_DISK_IMAGE_STATUS:
+        case Reason::INVALID_DISK_IMAGE_STATUS_RESPONSE:
+        case Reason::DISPATCHER_NOT_AVAILABLE:
+        case Reason::CONCIERGE_NOT_AVAILABLE:
+          return l10n_util::GetStringFUTF16(
+              IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_LOGIC_ERROR,
+              base::NumberToString16(
+                  static_cast<std::underlying_type_t<Reason>>(*reason_)));
+        case Reason::NOT_ALLOWED:
           return l10n_util::GetStringUTF16(
-              IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE);
+              IDS_PLUGIN_VM_LAUNCHER_NOT_ALLOWED_MESSAGE);
+        case Reason::INVALID_IMAGE_URL:
+        case Reason::HASH_MISMATCH:
+          return l10n_util::GetStringFUTF16(
+              IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_CONFIG_ERROR,
+              base::NumberToString16(
+                  static_cast<std::underlying_type_t<Reason>>(*reason_)));
+        case Reason::DOWNLOAD_FAILED_UNKNOWN:
+        case Reason::DOWNLOAD_FAILED_NETWORK:
+        case Reason::DOWNLOAD_FAILED_ABORTED:
+          return l10n_util::GetStringFUTF16(
+              IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_DOWNLOAD_FAILED,
+              base::NumberToString16(
+                  static_cast<std::underlying_type_t<Reason>>(*reason_)));
+        case Reason::COULD_NOT_OPEN_IMAGE:
+        case Reason::INVALID_IMPORT_RESPONSE:
+        case Reason::IMAGE_IMPORT_FAILED:
+          return l10n_util::GetStringFUTF16(
+              IDS_PLUGIN_VM_LAUNCHER_ERROR_MESSAGE_INSTALLING_FAILED,
+              base::NumberToString16(
+                  static_cast<std::underlying_type_t<Reason>>(*reason_)));
       }
   }
 }