View: Resizing a layer in RTL now correctly repositions its children.

ui/views/view.cc

Index: ui/views/view.cc
diff --git a/ui/views/view.cc b/ui/views/view.cc
index 7bf2ee68bc5512afdb7cb7ecbedbbf1fe6b0de2a..bcbba9c52b76ad8c668df7094fa19e2f372cee08 100644
--- a/ui/views/view.cc
+++ b/ui/views/view.cc
@@ -1916,6 +1916,17 @@ void View::BoundsChanged(const gfx::Rect& previous_bounds) {
     } else {
       SetLayerBounds(bounds_);
     }
+
+    // In RTL mode, if our width has changed, our children's mirrored bounds
+    // will have changed. Update the child's layer bounds, or if it is not a
+    // layer, the bounds of any layers inside the child.
+    if (base::i18n::IsRTL() && bounds_.width() != previous_bounds.width()) {
+      for (int i = 0; i < child_count(); ++i) {
+        View* child = child_at(i);
+        child->UpdateChildLayerBounds(
+            gfx::Vector2d(child->GetMirroredX(), child->y()));
+      }
+    }
   } else {
     // If our bounds have changed, then any descendant layer bounds may have
     // changed. Update them accordingly.