cc: Remove redundant is_overlay arguments

cc/layers/io_surface_layer_impl.cc

 // 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.
 
 #include "cc/layers/io_surface_layer_impl.h"
 
 #include "base/strings/stringprintf.h"
 #include "cc/output/output_surface.h"
 #include "cc/quads/io_surface_draw_quad.h"
 #include "cc/trees/layer_tree_impl.h"
@@ skipping 61 matching lines @@
   gfx::Rect quad_rect(bounds());
   gfx::Rect opaque_rect(contents_opaque() ? quad_rect : gfx::Rect());
   gfx::Rect visible_quad_rect =
       draw_properties().occlusion_in_content_space.GetUnoccludedContentRect(
           quad_rect);
   if (visible_quad_rect.IsEmpty())
     return;
 
   IOSurfaceDrawQuad* quad =
       render_pass->CreateAndAppendDrawQuad<IOSurfaceDrawQuad>();
-  quad->SetNew(shared_quad_state,
-               quad_rect,
-               opaque_rect,
-               visible_quad_rect,
-               io_surface_size_,
-               io_surface_resource_id_,
-               IOSurfaceDrawQuad::FLIPPED,
-               false);
+  quad->SetNew(shared_quad_state, quad_rect, opaque_rect, visible_quad_rect,
+               io_surface_size_, io_surface_resource_id_,
+               IOSurfaceDrawQuad::FLIPPED);
   ValidateQuadResources(quad);
 }
 
 void IOSurfaceLayerImpl::ReleaseResources() {
   // We don't have a valid resource ID in the new context; however,
   // the IOSurface is still valid.
   DestroyResource();
   io_surface_changed_ = true;
 }
 
 void IOSurfaceLayerImpl::SetIOSurfaceProperties(unsigned io_surface_id,
                                                 const gfx::Size& size) {
   if (io_surface_id_ != io_surface_id)
     io_surface_changed_ = true;
 
   io_surface_id_ = io_surface_id;
   io_surface_size_ = size;
 }
 
 const char* IOSurfaceLayerImpl::LayerTypeAsString() const {
   return "cc::IOSurfaceLayerImpl";
 }
 
 }  // namespace cc