fix-up dependencies to gl headers

Change-Id: I9f176847587db1f9ccee2bc425106d277ffceee6

core/jni/android/graphics/SurfaceTexture.cpp

@@ -18,6 +18,9 @@
 
 #include <stdio.h>
 
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+
 #include <gui/GLConsumer.h>
 #include <gui/Surface.h>
 

media/mca/filterfw/native/core/gl_env.cpp

@@ -26,6 +26,8 @@
 #include <string>
 #include <EGL/eglext.h>
 
+#include <gui/GLConsumer.h>
+
 namespace android {
 namespace filterfw {
 

media/mca/filterfw/native/core/gl_env.h

@@ -31,6 +31,9 @@
 #include <gui/Surface.h>
 
 namespace android {
+
+class GLConsumer;
+
 namespace filterfw {
 
 class ShaderProgram;