Extend CLPF to chroma.

Objective quality impact (low latency):

PSNR YCbCr:      0.13%     -1.37%     -1.79%
   PSNRHVS:      0.03%
      SSIM:      0.24%
    MSSSIM:      0.10%
 CIEDE2000:     -0.83%

Change-Id: I8ddf0def569286775f0f9d4d4005932766a7fc27
diff --git a/test/clpf_test.cc b/test/clpf_test.cc
index 74a41a8..df5c5ac 100644
--- a/test/clpf_test.cc
+++ b/test/clpf_test.cc
@@ -147,6 +147,8 @@
       << "strength: " << (1 << strength) << std::endl
       << "xpos: " << xpos << std::endl
       << "ypos: " << ypos << std::endl
+      << "w: " << w << std::endl
+      << "h: " << h << std::endl
       << "A=" << (pos > size ? (int16_t)s[pos - size] : -1) << std::endl
       << "B=" << (pos % size - 2 >= 0 ? (int16_t)s[pos - 2] : -1) << std::endl
       << "C=" << (pos % size - 1 >= 0 ? (int16_t)s[pos - 1] : -1) << std::endl