Move constants to the correct header

Change-Id: Id4bd14f72487bd7156cd2e1930eaf97b47896273
diff --git a/libs/hwui/Properties.h b/libs/hwui/Properties.h
index 923978f..5bd0d4f 100644
--- a/libs/hwui/Properties.h
+++ b/libs/hwui/Properties.h
@@ -31,6 +31,12 @@
 // If turned on, text is interpreted as glyphs instead of UTF-16
 #define RENDER_TEXT_AS_GLYPHS 1
 
+// Indicates whether to remove the biggest layers first, or the smaller ones
+#define LAYER_REMOVE_BIGGEST_FIRST 0
+
+// Textures used by layers must have dimensions multiples of this number
+#define LAYER_SIZE 64
+
 /**
  * Debug level for app developers.
  */