Tweak text gamma correction

Change-Id: Icd3326e6a054d6020c3ed61c8459394bc87401dd
diff --git a/libs/hwui/Properties.h b/libs/hwui/Properties.h
index 447b1d0..3f3b39a 100644
--- a/libs/hwui/Properties.h
+++ b/libs/hwui/Properties.h
@@ -88,7 +88,8 @@
 //
 // See PROPERTY_TEXT_GAMMA, PROPERTY_TEXT_BLACK_GAMMA_THRESHOLD and
 // PROPERTY_TEXT_WHITE_GAMMA_THRESHOLD for more control.
-#define PROPERTY_TEXT_GAMMA_SHADER "hwui.text_gamma_correction"
+#define PROPERTY_TEXT_GAMMA_METHOD "hwui.text_gamma_correction"
+#define DEFAULT_TEXT_GAMMA_METHOD "lookup"
 
 // Gamma (>= 1.0, <= 10.0)
 #define PROPERTY_TEXT_GAMMA "hwui.text_gamma"
@@ -111,8 +112,6 @@
 
 #define DEFAULT_TEXTURE_CACHE_FLUSH_RATE 0.6f
 
-#define DEFAULT_TEXT_GAMMA_SHADER "false"
-
 #define DEFAULT_TEXT_GAMMA 1.4f
 #define DEFAULT_TEXT_BLACK_GAMMA_THRESHOLD 64
 #define DEFAULT_TEXT_WHITE_GAMMA_THRESHOLD 192