Expand pixelref to return SkImageInfo and rowbytes

tests/BitmapGetColorTest.cpp

Index: tests/BitmapGetColorTest.cpp
diff --git a/tests/BitmapGetColorTest.cpp b/tests/BitmapGetColorTest.cpp
index 11c22e6fa3f2baaea8d307b26c2607d29276208c..229bca59f39964d411ca6530298b23d979787796 100644
--- a/tests/BitmapGetColorTest.cpp
+++ b/tests/BitmapGetColorTest.cpp
@@ -27,6 +27,7 @@ static void rand_irect(SkIRect* rect, int W, int H, SkRandom& rand) {
 
 static void test_equal_A1_A8(skiatest::Reporter* reporter,
                        const SkBitmap& bm1, const SkBitmap& bm8) {
+    return;

[scroggo, 2013/11/20 21:04:28]

This doesn't hit any of our warnings?

[reed1, 2013/11/20 21:27:18]

A1 no longer supported

[scroggo, 2013/11/20 21:35:19]

Can we go ahead and remove this whole function?

I was thinking that once this gets submitted it might give us a warning on the
bots for unused code.

     SkASSERT(SkBitmap::kA1_Config == bm1.config());
     SkASSERT(SkBitmap::kA8_Config == bm8.config());