[cc] Add nearest neighbor filtering for PictureLayer.

cc/quads/tile_draw_quad.h

Index: cc/quads/tile_draw_quad.h
diff --git a/cc/quads/tile_draw_quad.h b/cc/quads/tile_draw_quad.h
index d776057ab5f5ae184e1a3e0459f1680d3c552818..e668ddbf0f9139cc0eb166b53ff5ab9d0220965c 100644
--- a/cc/quads/tile_draw_quad.h
+++ b/cc/quads/tile_draw_quad.h
@@ -21,7 +21,8 @@ class CC_EXPORT TileDrawQuad : public ContentDrawQuadBase {
               unsigned resource_id,
               const gfx::RectF& tex_coord_rect,
               const gfx::Size& texture_size,
-              bool swizzle_contents);
+              bool swizzle_contents,
+              bool nearest_neighbor);
 
   void SetAll(const SharedQuadState* shared_quad_state,
               const gfx::Rect& rect,
@@ -31,7 +32,8 @@ class CC_EXPORT TileDrawQuad : public ContentDrawQuadBase {
               unsigned resource_id,
               const gfx::RectF& tex_coord_rect,
               const gfx::Size& texture_size,
-              bool swizzle_contents);
+              bool swizzle_contents,
+              bool nearest_neighbor);
 
   unsigned resource_id;