egl: Drop _EGL_MAIN entrypoint obfuscation.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

src/egl/drivers/dri2/Android.mk

@@ -32,7 +32,6 @@ LOCAL_SRC_FILES := \
 	platform_android.c
 
 LOCAL_CFLAGS := \
-	-D_EGL_MAIN=_eglBuiltInDriverDRI2 \
 	-DDEFAULT_DRIVER_DIR=\"/system/lib/dri\" \
 	-DHAVE_SHARED_GLAPI \
 	-DHAVE_ANDROID_PLATFORM

src/egl/drivers/dri2/Makefile

@@ -18,7 +18,6 @@ EGL_INCLUDES = \
 
 EGL_LIBS = $(LIBUDEV_LIBS) $(DLOPEN_LIBS) $(LIBDRM_LIB)
 
-EGL_CFLAGS = -D_EGL_MAIN=_eglBuiltInDriverDRI2
 EGL_BUILTIN = true
 
 ifeq ($(SHARED_GLAPI),1)

src/egl/drivers/dri2/egl_dri2.c

@@ -1408,7 +1408,7 @@ dri2_load(_EGLDriver *drv)
  * Create a new _EGLDriver object and init its dispatch table.
  */
 _EGLDriver *
-_EGL_MAIN(const char *args)
+_eglBuiltInDriverDRI2(const char *args)
 {
    struct dri2_egl_driver *dri2_drv;
 

src/egl/drivers/glx/Makefile

@@ -13,7 +13,6 @@ EGL_INCLUDES = \
 EGL_CFLAGS = $(X11_CFLAGS)
 EGL_LIBS = $(X11_LIBS) $(DLOPEN_LIBS)
 
-EGL_CFLAGS += -D_EGL_MAIN=_eglBuiltInDriverGLX
 EGL_BUILTIN = true
 
 include ../Makefile.template

src/egl/drivers/glx/egl_glx.c

@@ -1147,7 +1147,7 @@ fail:
  * Create a new _EGLDriver object and init its dispatch table.
  */
 _EGLDriver *
-_EGL_MAIN(const char *args)
+_eglBuiltInDriverGLX(const char *args)
 {
    struct GLX_egl_driver *GLX_drv = CALLOC_STRUCT(GLX_egl_driver);