Revert of make gm background colors 565 compatible

gm/bitmapfilters.cpp

Index: gm/bitmapfilters.cpp
diff --git a/gm/bitmapfilters.cpp b/gm/bitmapfilters.cpp
index 11f93c98682b0460e5cb9942f2f1705cdcbd96c8..22a297df9231b0af7bf910a8591bbf3a115604d2 100644
--- a/gm/bitmapfilters.cpp
+++ b/gm/bitmapfilters.cpp
@@ -53,7 +53,7 @@
     const int scale = 32;
 
     paint.setAntiAlias(true);
-    sk_tool_utils::set_portable_typeface_always(&paint);
+    sk_tool_utils::set_portable_typeface(&paint);
     const char* name = sk_tool_utils::colortype_name(bm.colorType());
     canvas->drawText(name, strlen(name), x, SkIntToScalar(bm.height())*scale*5/8,
                      paint);
@@ -80,7 +80,7 @@
     SkBitmap    fBM8, fBM4444, fBM16, fBM32;
 
     FilterGM() {
-        this->setBGColor(sk_tool_utils::color_to_565(0xFFDDDDDD));
+        this->setBGColor(0xFFDDDDDD);
     }
 
 protected: