only export the GL entry-points, hide everything else.

Conflicts:

	opengl/libagl/Android.mk
	opengl/libs/Android.mk
	opengl/libs/egl_impl.h
diff --git a/opengl/libs/egl_impl.h b/opengl/libs/egl_impl.h
index 62ce3fc..312b176 100644
--- a/opengl/libs/egl_impl.h
+++ b/opengl/libs/egl_impl.h
@@ -20,6 +20,8 @@
 #include <ctype.h>
 
 #include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <EGL/eglplatform.h>
 
 // ----------------------------------------------------------------------------
 namespace android {