Android: kill off {MESA_}ANDROID_VERSION defines aka Android 4.1 and older

The Android version defines are only needed for versions less than 4.2
which aren't really supported or tested.

Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
diff --git a/Android.common.mk b/Android.common.mk
index 062f832..cd57615 100644
--- a/Android.common.mk
+++ b/Android.common.mk
@@ -30,7 +30,6 @@
 	$(MESA_TOP)/include
 
 MESA_VERSION := $(shell cat $(MESA_TOP)/VERSION)
-# define ANDROID_VERSION (e.g., 4.0.x => 0x0400)
 LOCAL_CFLAGS += \
 	-Wno-unused-parameter \
 	-Wno-date-time \
@@ -39,8 +38,7 @@
 	-Wno-initializer-overrides \
 	-Wno-mismatched-tags \
 	-DPACKAGE_VERSION=\"$(MESA_VERSION)\" \
-	-DPACKAGE_BUGREPORT=\"https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa\" \
-	-DANDROID_VERSION=0x0$(MESA_ANDROID_MAJOR_VERSION)0$(MESA_ANDROID_MINOR_VERSION)
+	-DPACKAGE_BUGREPORT=\"https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa\"
 
 LOCAL_CFLAGS += \
 	-DENABLE_SHADER_CACHE \