EGL: add the EGL_ANDROID_framebuffer_target enum

Change-Id: Id8b1b114e2a7a88956b857c63a0429e9b33fdb5c
diff --git a/opengl/include/EGL/eglext.h b/opengl/include/EGL/eglext.h
index 3348039..8578874 100644
--- a/opengl/include/EGL/eglext.h
+++ b/opengl/include/EGL/eglext.h
@@ -304,6 +304,13 @@
 typedef EGLint (EGLAPIENTRYP PFNEGLWAITSYNCANDROID) (EGLDisplay dpy, EGLSyncKHR sync, EGLint flags);
 #endif
 
+/* EGL_ANDROID_framebuffer_target
+ */
+#ifndef EGL_ANDROID_framebuffer_target
+#define EGL_ANDROID_framebuffer_target
+#define EGL_FRAMEBUFFER_TARGET_ANDROID                0x3147
+#endif
+
 #ifdef __cplusplus
 }
 #endif