Chromad: Delete "Google Profile photo" choice from the user image screen

Bug: 682236
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: I2614bf5a86df25a3b9c08fb5fc69c7afdd0ff5b2
Reviewed-on: https://chromium-review.googlesource.com/675368
Commit-Queue: Roman Sorokin <rsorokin@chromium.org>
Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#504874}

chrome/browser/chromeos/login/screens/user_image_screen.cc

@@ -51,6 +51,8 @@ namespace {
 constexpr const char kContextKeyIsCameraPresent[] = "isCameraPresent";
 constexpr const char kContextKeyProfilePictureDataURL[] =
     "profilePictureDataURL";
+constexpr const char kContextKeyIsProfilePictureAvailable[] =
+    "isProfilePictureAvailable";
 constexpr const char kContextKeySelectedImageIndex[] = "selectedImageIndex";
 constexpr const char kContextKeySelectedImageURL[] = "selectedImageURL";
 
@@ -221,8 +223,15 @@ void UserImageScreen::Show() {
       kContextKeySelectedImageURL,
       default_user_image::GetDefaultImageUrl(selected_image_));
 
-  // Start fetching the profile image.
-  GetUserImageManager()->DownloadProfileImage(kProfileDownloadReason);
+  const user_manager::User* user = GetUser();
+  // Active Directory accounts do not use a profile image so skip the download
+  // and inform the UI that no profile image exists.
+  if (user && user->IsActiveDirectoryUser()) {
+    GetContextEditor().SetBoolean(kContextKeyIsProfilePictureAvailable, false);
+  } else {
+    // Start fetching the profile image.
+    GetUserImageManager()->DownloadProfileImage(kProfileDownloadReason);
+  }
 }
 
 void UserImageScreen::Hide() {

chrome/browser/resources/chromeos/login/oobe_screen_user_image.js

@@ -11,6 +11,7 @@ login.createScreen('UserImageScreen', 'user-image', function() {
   var CONTEXT_KEY_SELECTED_IMAGE_INDEX = 'selectedImageIndex';
   var CONTEXT_KEY_SELECTED_IMAGE_URL = 'selectedImageURL';
   var CONTEXT_KEY_PROFILE_PICTURE_DATA_URL = 'profilePictureDataURL';
+  var CONTEXT_KEY_IS_PROFILE_PICTURE_AVAILABLE = 'isProfilePictureAvailable';
 
   return {
     EXTERNAL_API: ['setDefaultImages', 'hideCurtain'],
@@ -32,6 +33,14 @@ login.createScreen('UserImageScreen', 'user-image', function() {
             if (url)
               $('changePicture').setProfileImageUrl(url, false /* selected */);
           });
+      this.context.addObserver(
+          CONTEXT_KEY_IS_PROFILE_PICTURE_AVAILABLE, function(available) {
+            if (!available) {
+              self.profileImageLoading = false;
+              // Empty url hides profile image selection choice.
+              $('changePicture').setProfileImageUrl('', false /* selected */);
+            }
+          });
 
       this.profileImageLoading = true;
       chrome.send('getImages');