cc: Remove redundant is_overlay arguments

cc/quads/texture_draw_quad.cc

Index: cc/quads/texture_draw_quad.cc
diff --git a/cc/quads/texture_draw_quad.cc b/cc/quads/texture_draw_quad.cc
index c469c875138ed7c046ff46614eb1df14384b8900..370277b554e8ddb4174177a90e159c58d706e6a8 100644
--- a/cc/quads/texture_draw_quad.cc
+++ b/cc/quads/texture_draw_quad.cc
@@ -60,7 +60,6 @@ void TextureDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
                              bool needs_blending,
                              unsigned resource_id,
                              gfx::Size resource_size_in_pixels,
-                             bool allow_overlay,
                              bool premultiplied_alpha,
                              const gfx::PointF& uv_top_left,
                              const gfx::PointF& uv_bottom_right,
@@ -72,7 +71,6 @@ void TextureDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
                    opaque_rect, visible_rect, needs_blending);
   resources.ids[kResourceIdIndex] = resource_id;
   overlay_resources.size_in_pixels[kResourceIdIndex] = resource_size_in_pixels;
-  overlay_resources.allow_overlay[kResourceIdIndex] = allow_overlay;
   resources.count = 1;
   this->premultiplied_alpha = premultiplied_alpha;
   this->uv_top_left = uv_top_left;
@@ -110,8 +108,6 @@ void TextureDrawQuad::ExtendValue(base::trace_event::TracedValue* value) const {
 }
 
 TextureDrawQuad::OverlayResources::OverlayResources() {
-  for (size_t i = 0; i < Resources::kMaxResourceIdCount; ++i)
-    allow_overlay[i] = false;
 }
 
 }  // namespace cc