SurfaceAggregator should check whether output is secure when drawin

components/mus/public/interfaces/quads.mojom

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 module mus.mojom;
 
 import "components/mus/public/interfaces/surface_id.mojom";
 import "ui/mojo/geometry/geometry.mojom";
 
 struct Color {
@@ skipping 60 matching lines @@
 
 struct TextureQuadState {
   uint32 resource_id;
   bool premultiplied_alpha;
   mojo.PointF uv_top_left;
   mojo.PointF uv_bottom_right;
   Color background_color;
   array<float, 4> vertex_opacity;
   bool y_flipped;
   bool nearest_neighbor;
+  bool secure_output_only;
 };
 
 struct TileQuadState {
   mojo.RectF tex_coord_rect;
   mojo.Size texture_size;
   bool swizzle_contents;
   uint32 resource_id;
   bool nearest_neighbor;
 };
 
@@ skipping 130 matching lines @@
 
 struct Pass {
   RenderPassId id;
   mojo.Rect output_rect;
   mojo.Rect damage_rect;
   mojo.Transform transform_to_root_target;
   bool has_transparent_background;
   array<Quad> quads;
   array<SharedQuadState> shared_quad_states;
 };