Use pixel coordinates for shadow underlay bounds

components/exo/shell_surface.h

Index: components/exo/shell_surface.h
diff --git a/components/exo/shell_surface.h b/components/exo/shell_surface.h
index 6a85feb62f533f0e084c71e5893a7a9d59777e95..ea0af126394a3eaec164620a44c299965c20e0f0 100644
--- a/components/exo/shell_surface.h
+++ b/components/exo/shell_surface.h
@@ -241,6 +241,10 @@ class ShellSurface : public SurfaceDelegate,
   aura::Window* shadow_overlay() { return shadow_overlay_; }
   aura::Window* shadow_underlay() { return shadow_underlay_; }
 
+  void set_shadow_underlay_in_shell_surface(bool enable) {
+    shadow_underlay_in_shell_surface_ = enable;
+  }
+
  private:
   class ScopedConfigure;
   class ScopedAnimationsDisabled;
@@ -321,6 +325,8 @@ class ShellSurface : public SurfaceDelegate,
   std::unique_ptr<ScopedAnimationsDisabled> scoped_animations_disabled_;
   int top_inset_height_ = 0;
   int pending_top_inset_height_ = 0;
+  // TODO(oshima): Remove this once NYC migration is complete.
+  bool shadow_underlay_in_shell_surface_ = true;
 
   DISALLOW_COPY_AND_ASSIGN(ShellSurface);
 };