Rename gl_legacy_renderchain to gl2_renderchain

Makefile.common

@@ -1004,7 +1004,7 @@ OBJ += \
 ifeq ($(HAVE_GL_CONTEXT), 1)
    DEFINES += -DHAVE_OPENGL -DHAVE_GLSL
    OBJ += gfx/drivers/gl.o \
-			 gfx/drivers_renderchain/gl_legacy_renderchain.o \
+			 gfx/drivers_renderchain/gl2_renderchain.o \
 			 $(LIBRETRO_COMM_DIR)/gfx/gl_capabilities.o \
           gfx/common/gl_common.o \
           gfx/drivers_font/gl_raster_font.o \

gfx/drivers/gl.c

@@ -40,7 +40,7 @@
 #include <gfx/gl_capabilities.h>
 #include <gfx/video_frame.h>
 
-#include "../drivers_renderchain/gl_legacy_renderchain.h"
+#include "../drivers_renderchain/gl2_renderchain.h"
 
 #include "../../configuration.h"
 #include "../../dynamic.h"

gfx/drivers_renderchain/gl2_renderchain.c

@@ -39,7 +39,7 @@
 #include <gfx/gl_capabilities.h>
 #include <gfx/video_frame.h>
 
-#include "gl_legacy_renderchain.h"
+#include "gl2_renderchain.h"
 #include "../video_driver.h"
 #include "../common/gl_common.h"
 

gfx/drivers_renderchain/gl2_renderchain.h

@@ -14,8 +14,8 @@
  *  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __GL_RENDER_CHAIN_H
-#define __GL_RENDER_CHAIN_H
+#ifndef __GL2_RENDER_CHAIN_H
+#define __GL2_RENDER_CHAIN_H
 
 #include <retro_common_api.h>
 #include <libretro.h>

griffin/griffin.c

@@ -343,7 +343,7 @@ VIDEO DRIVER
 #include "../gfx/common/gl_common.c"
 #include "../gfx/drivers/gl.c"
 #include "../libretro-common/gfx/gl_capabilities.c"
-#include "../gfx/drivers_renderchain/gl_legacy_renderchain.c"
+#include "../gfx/drivers_renderchain/gl2_renderchain.c"
 
 #ifndef HAVE_PSGL
 #include "../libretro-common/glsym/rglgen.c"