gl: move gles2 compat header to glprototypes

gst-libs/gst/gl/Makefile.am

@@ -34,7 +34,6 @@ libgstgl_@GST_API_VERSION@include_HEADERS = \
 	gstglcontext.h \
 	gstglmemory.h \
 	gstglbufferpool.h \
-	gstgles2.h \
 	gstglfilter.h \
 	gstglmixer.h \
 	gstglmixerpad.h \

gst-libs/gst/gl/glprototypes/Makefile.am

@@ -10,5 +10,6 @@ prototype_HEADERS = \
 	gles.h \
 	opengl.h \
 	shaders.h \
-	gstgl_compat.h
+	gstgl_compat.h \
+	gstgl_gles2compat.h
 

gst-libs/gst/gl/gstglapi.h

@@ -62,7 +62,7 @@
 #  include <GLES2/gl2ext.h>
 # endif
 # if !GST_GL_HAVE_OPENGL
-#  include <gst/gl/gstgles2.h>
+#  include <gst/gl/glprototypes/gstgl_gles2compat.h>
 # endif
 #endif