CrOS GMC: Fix wrong artwork position in RTL.

Bug: 1138519
Change-Id: I985ff3044f154f8f07a84ce76435d63a9ce844a6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2472477Reviewed-by: Tommy Steimel <steimel@chromium.org>
Commit-Queue: Jazz Xu <jazzhsu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#817711}

components/media_message_center/media_notification_background_ash_impl.cc

@@ -44,8 +44,12 @@ gfx::Rect MediaNotificationBackgroundAshImpl::GetArtworkBounds(
   int vertical_offset = (kArtworkSize.height() - target_size.height()) / 2;
   int horizontal_offset = (kArtworkSize.width() - target_size.width()) / 2;
 
-  return gfx::Rect(view_bounds.right() - kArtworkRightMargin -
-                       kArtworkSize.width() + horizontal_offset,
+  int bounds_x = base::i18n::IsRTL()
+                     ? view_bounds.x() + kArtworkRightMargin + horizontal_offset
+                     : view_bounds.right() - kArtworkRightMargin -
+                           kArtworkSize.width() + horizontal_offset;
+
+  return gfx::Rect(bounds_x,
                    view_bounds.bottom() - kArtworkBottomMargin -
                        kArtworkSize.height() + vertical_offset,
                    target_size.width(), target_size.height());

components/media_message_center/media_notification_background_ash_impl_unittest.cc

@@ -4,6 +4,7 @@
 
 #include "components/media_message_center/media_notification_background_ash_impl.h"
 
+#include "base/i18n/rtl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace media_message_center {
@@ -45,6 +46,10 @@ TEST_F(MediaNotificationBackgroundAshImplTest, ArtworkBoundsTest) {
 
   background()->UpdateArtwork(CreateTestImage(40, 20));
   EXPECT_EQ(GetArtworkBounds(parent_bounds).size(), gfx::Size(80, 40));
+
+  base::i18n::SetRTLForTesting(true);
+  background()->UpdateArtwork(CreateTestImage(40, 80));
+  EXPECT_EQ(GetArtworkBounds(parent_bounds), gfx::Rect(36, 4, 40, 80));
 }
 
 }  // namespace media_message_center