Disable GLES validation

Need to disable this for SurfaceTexture users specifically
but the quickest is to just disable it globally

Bug: 115311435
Test: builds
Change-Id: I75daddf993c784238593db3d40126af0e9d0ffdc
diff --git a/libs/hwui/renderthread/EglManager.cpp b/libs/hwui/renderthread/EglManager.cpp
index 5f8d7ad..0685812 100644
--- a/libs/hwui/renderthread/EglManager.cpp
+++ b/libs/hwui/renderthread/EglManager.cpp
@@ -27,6 +27,7 @@
 #include "Properties.h"
 
 #include <EGL/eglext.h>
+#include <GLES/gl.h>
 
 #include <string>
 #include <vector>