don't adapt any gray colors to 565

Adapting gray to 565 will add a noticeable purple/green tint.
I'd rather only the 565 images in Gold were tainted with that.

Change-Id: Ib09e92b2f78c6de086345124e9eefeb31bbb5fa8
Reviewed-on: https://skia-review.googlesource.com/147422
Commit-Queue: Mike Klein <mtklein@google.com>
Auto-Submit: Mike Klein <mtklein@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
diff --git a/gm/aaclip.cpp b/gm/aaclip.cpp
index 8f0e93f..1f7886c 100644
--- a/gm/aaclip.cpp
+++ b/gm/aaclip.cpp
@@ -283,7 +283,7 @@
         SkPaint paint;
         paint.setAntiAlias(true);
 
-        paint.setColor(sk_tool_utils::color_to_565(0xFFCCCCCC));
+        paint.setColor(0xFFCCCCCC);
         canvas->drawPath(path, paint);
 
         paint.setColor(SK_ColorRED);