cc: Fix CALayer filtering for TileDrawQuad

BUG=723975
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel

Review-Url: https://codereview.chromium.org/2913083002
Cr-Commit-Position: refs/heads/master@{#475754}

cc/output/ca_layer_overlay.cc

@@ -168,6 +168,7 @@ CALayerResult FromTileQuad(ResourceProvider* resource_provider,
   ca_layer_overlay->contents_rect = quad->tex_coord_rect;
   ca_layer_overlay->contents_rect.Scale(1.f / quad->texture_size.width(),
                                         1.f / quad->texture_size.height());
+  ca_layer_overlay->filter = quad->nearest_neighbor ? GL_NEAREST : GL_LINEAR;
   return CA_LAYER_SUCCESS;
 }