Implement hidpi and pinch-zoom scaling of filter params in cc.

content/common/cc_messages_unittest.cc

Index: content/common/cc_messages_unittest.cc
diff --git a/content/common/cc_messages_unittest.cc b/content/common/cc_messages_unittest.cc
index 7711c23f38c8575feb161326bf6c1ad414f30eaa..e080cc0808a80548294b9beb24a5999e05f426b0 100644
--- a/content/common/cc_messages_unittest.cc
+++ b/content/common/cc_messages_unittest.cc
@@ -233,6 +233,7 @@ TEST_F(CCMessagesTest, AllQuads) {
   gfx::SizeF arbitrary_sizef1(15.2f, 104.6f);
   gfx::PointF arbitrary_pointf1(31.4f, 15.9f);
   gfx::PointF arbitrary_pointf2(26.5f, -35.8f);
+  gfx::Vector2dF arbitrary_vector2df1(16.2f, -85.1f);
   float arbitrary_float1 = 0.7f;
   float arbitrary_float2 = 0.3f;
   float arbitrary_float3 = 0.9f;
@@ -335,6 +336,7 @@ TEST_F(CCMessagesTest, AllQuads) {
                         arbitrary_rect1,
                         arbitrary_rectf1,
                         arbitrary_filters1,
+                        arbitrary_vector2df1,
                         arbitrary_filters2);
   scoped_ptr<RenderPassDrawQuad> renderpass_cmp = renderpass_in->Copy(
       renderpass_in->shared_quad_state, renderpass_in->render_pass_id);