Revert of Revert of make gm background colors 565 compatible

gm/dcshader.cpp

Index: gm/dcshader.cpp
diff --git a/gm/dcshader.cpp b/gm/dcshader.cpp
index 6cfd00e84002916f2fefeb56a6e4daa2262dbacd..a456c0c24ae1510b0a3c7051abcedc31f4783960 100644
--- a/gm/dcshader.cpp
+++ b/gm/dcshader.cpp
@@ -110,7 +110,7 @@
 class DCShaderGM : public GM {
 public:
     DCShaderGM() {
-        this->setBGColor(0xFFAABBCC);
+        this->setBGColor(sk_tool_utils::color_to_565(0xFFAABBCC));
     }
 
     ~DCShaderGM() override {
@@ -210,7 +210,7 @@
             }
 
             virtual void setFont(SkPaint* paint) {
-                sk_tool_utils::set_portable_typeface(paint);
+                sk_tool_utils::set_portable_typeface_always(paint);
             }
 
             virtual const char* text() const { return "Hello, Skia!"; }