Make DrawQuad constructors public, rm DQ::Create() function

cc/quads/surface_draw_quad.cc

Index: cc/quads/surface_draw_quad.cc
diff --git a/cc/quads/surface_draw_quad.cc b/cc/quads/surface_draw_quad.cc
index 8591261c2dec2446e0e70af9b33e9c1919eea8e7..04645dac3b24c81a4dd811d4309a6741568bc8d0 100644
--- a/cc/quads/surface_draw_quad.cc
+++ b/cc/quads/surface_draw_quad.cc
@@ -12,10 +12,6 @@ namespace cc {
 SurfaceDrawQuad::SurfaceDrawQuad() {
 }
 
-scoped_ptr<SurfaceDrawQuad> SurfaceDrawQuad::Create() {
-  return make_scoped_ptr(new SurfaceDrawQuad);
-}
-
 void SurfaceDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
                              const gfx::Rect& rect,
                              const gfx::Rect& visible_rect,