Fix first page of app list not rendering in RTL.

ui/app_list/views/apps_grid_view.cc

Index: ui/app_list/views/apps_grid_view.cc
diff --git a/ui/app_list/views/apps_grid_view.cc b/ui/app_list/views/apps_grid_view.cc
index 22b7fd97237393262ff49957a89cb5a1965b46b7..7219ba255e5a8bed5fb8afe1f7c26fe40fbe002e 100644
--- a/ui/app_list/views/apps_grid_view.cc
+++ b/ui/app_list/views/apps_grid_view.cc
@@ -1183,6 +1183,11 @@ void AppsGridView::MoveSelected(int page_delta,
 }
 
 void AppsGridView::CalculateIdealBounds() {
+  // TODO(calamity): This fixes http://crbug.com/422604 on ChromeOS but it's
+  // unclear why. This should be investigated to fix the issue on Linux Ash.
+  if (GetContentsBounds().IsEmpty())
+    return;
+
   gfx::Size grid_size = GetTileGridSize();
 
   // Page size including padding pixels. A tile.x + page_width means the same