Re-enable gm fontscaler for Android

This was fixed in 4.1, and we're upgrading the bots since no non-beta client
uses 4.0.
Review URL: https://codereview.appspot.com/6334058

git-svn-id: http://skia.googlecode.com/svn/trunk@4342 2bbb7eff-a529-9590-31e7-b0007b416f81

gm/fontscaler.cpp

@@ -85,9 +85,9 @@ private:
 };
 
 //////////////////////////////////////////////////////////////////////////////
-#ifndef SK_BUILD_FOR_ANDROID
+
 static GM* MyFactory(void*) { return new FontScalerGM; }
 static GMRegistry reg(MyFactory);
-#endif
+
 }