cc: Remove redundant is_overlay arguments

cc/quads/stream_video_draw_quad.h

 // Copyright 2012 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.
 
 #ifndef CC_QUADS_STREAM_VIDEO_DRAW_QUAD_H_
 #define CC_QUADS_STREAM_VIDEO_DRAW_QUAD_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 #include "cc/quads/draw_quad.h"
 #include "ui/gfx/transform.h"
 
 namespace cc {
 
 class CC_EXPORT StreamVideoDrawQuad : public DrawQuad {
  public:
   StreamVideoDrawQuad();
 
   void SetNew(const SharedQuadState* shared_quad_state,
               const gfx::Rect& rect,
               const gfx::Rect& opaque_rect,
               const gfx::Rect& visible_rect,
               unsigned resource_id,
               gfx::Size resource_size_in_pixels,
-              bool allow_overlay,
               const gfx::Transform& matrix);
 
   void SetAll(const SharedQuadState* shared_quad_state,
               const gfx::Rect& rect,
               const gfx::Rect& opaque_rect,
               const gfx::Rect& visible_rect,
               bool needs_blending,
               unsigned resource_id,
               gfx::Size resource_size_in_pixels,
-              bool allow_overlay,
               const gfx::Transform& matrix);
 
   gfx::Transform matrix;
 
   struct OverlayResources {
     OverlayResources();
-
     gfx::Size size_in_pixels[Resources::kMaxResourceIdCount];
-    bool allow_overlay[Resources::kMaxResourceIdCount];
   };
   OverlayResources overlay_resources;
 
   static const StreamVideoDrawQuad* MaterialCast(const DrawQuad*);
 
   ResourceId resource_id() const { return resources.ids[kResourceIdIndex]; }
   const gfx::Size& resource_size_in_pixels() const {
     return overlay_resources.size_in_pixels[kResourceIdIndex];
   }
-  bool allow_overlay() const {
-    return overlay_resources.allow_overlay[kResourceIdIndex];
-  }
 
  private:
   static const size_t kResourceIdIndex = 0;
 
   void ExtendValue(base::trace_event::TracedValue* value) const override;
 };
 
 }  // namespace cc
 
 #endif  // CC_QUADS_STREAM_VIDEO_DRAW_QUAD_H_