Rebaseline pixel test ref image for CSS3DBlueBox.

There were very minor pixel differences due to Aura.
It might need to rebaselined again if we decide to
disable Aura.

R=zmo@chromium.org

Review URL: https://codereview.chromium.org/23943008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@223625 0039d316-1c4b-4281-b951-d872f2087c98

content/browser/gpu/gpu_pixel_browsertest.cc

@@ -461,7 +461,7 @@ IN_PROC_BROWSER_TEST_F(GpuPixelBrowserTest, MANUAL_WebGLGreenTriangle) {
 IN_PROC_BROWSER_TEST_F(GpuPixelBrowserTest, MANUAL_CSS3DBlueBox) {
   // If test baseline needs to be updated after a given revision, update the
   // following number. If no revision requirement, then 0.
-  const int64 ref_img_revision_update = 209827;
+  const int64 ref_img_revision_update = 223622;
 
   const ReferencePixel ref_pixels[] = {
     // x, y, r, g, b