Ico test with embedded png

tests/CodexTest.cpp

Index: tests/CodexTest.cpp
diff --git a/tests/CodexTest.cpp b/tests/CodexTest.cpp
index 6c4fe68e27dd6d6b60df109b9e933715e4e106c1..825251854db333f66b879dcc12a80bd3506e6f2a 100644
--- a/tests/CodexTest.cpp
+++ b/tests/CodexTest.cpp
@@ -88,7 +88,11 @@ DEF_TEST(Codec, r) {
     check(r, "randPixels.bmp", SkISize::Make(8, 8), false);
 
     // ICO
+    // These two tests examine interestingly different behavior:
+    // Decodes an embedded BMP image
     check(r, "color_wheel.ico", SkISize::Make(128, 128), false);
+    // Decodes an embedded PNG image
+    check(r, "google_chrome.ico", SkISize::Make(256, 256), false);
 
     // PNG
     check(r, "arrow.png", SkISize::Make(187, 312), true);