glsl: rename Makefile.sources' _SOURCES variables

automake uses variables named *_SOURCES.

Reviewed-by: Eric Anholt <eric@anholt.net>
Tested-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Matt Turner <mattst88@gmail.com>
diff --git a/src/glsl/Android.mk b/src/glsl/Android.mk
index d7d17dd..754f3cc 100644
--- a/src/glsl/Android.mk
+++ b/src/glsl/Android.mk
@@ -34,9 +34,9 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES := \
-	$(LIBGLCPP_SOURCES) \
-	$(LIBGLSL_SOURCES) \
-	$(LIBGLSL_CXX_SOURCES)
+	$(LIBGLCPP_FILES) \
+	$(LIBGLSL_FILES) \
+	$(LIBGLSL_CXX_FILES)
 
 LOCAL_C_INCLUDES := \
 	$(MESA_TOP)/src/mapi \
@@ -55,11 +55,11 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES := \
-	$(LIBGLCPP_SOURCES) \
-	$(LIBGLSL_SOURCES) \
-	$(LIBGLSL_CXX_SOURCES) \
-	$(BUILTIN_COMPILER_CXX_SOURCES) \
-	$(GLSL_COMPILER_CXX_SOURCES)
+	$(LIBGLCPP_FILES) \
+	$(LIBGLSL_FILES) \
+	$(LIBGLSL_CXX_FILES) \
+	$(BUILTIN_COMPILER_CXX_FILES) \
+	$(GLSL_COMPILER_CXX_FILES)
 
 LOCAL_C_INCLUDES := \
 	$(MESA_TOP)/src/mapi \
@@ -82,7 +82,7 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES := \
-	$(GLSL_COMPILER_CXX_SOURCES)
+	$(GLSL_COMPILER_CXX_FILES)
 
 LOCAL_C_INCLUDES := \
 	$(MESA_TOP)/src/mapi \