diff --git a/include/gui/SurfaceTexture.h b/include/gui/SurfaceTexture.h
new file mode 100644
index 0000000..726b57c1
--- /dev/null
+++ b/include/gui/SurfaceTexture.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_GUI_SURFACETEXTURE_H
+#define ANDROID_GUI_SURFACETEXTURE_H
+
+namespace android {
+
+struct SurfaceTexture {
+    SurfaceTexture(GLuint) {}
+    void updateTexImage() {}
+    void decStrong(android::sp<android::SurfaceTexture>* const) {}
+    void incStrong(android::sp<android::SurfaceTexture>* const) {}
+};
+
+}
+
+#endif
diff --git a/include/gui/SurfaceTextureClient.h b/include/gui/SurfaceTextureClient.h
new file mode 100644
index 0000000..a83756e
--- /dev/null
+++ b/include/gui/SurfaceTextureClient.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_GUI_SURFACETEXTURECLIENT_H
+#define ANDROID_GUI_SURFACETEXTURECLIENT_H
+
+#include <ui/egl/android_natives.h>
+
+namespace android {
+
+struct SurfaceTextureClient : public ANativeWindow {
+    SurfaceTextureClient(const sp<SurfaceTexture>&){}
+};
+
+}
+
+#endif
diff --git a/include/utils/Functor.h b/include/utils/Functor.h
new file mode 100644
index 0000000..56a7557
--- /dev/null
+++ b/include/utils/Functor.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_FUNCTOR_H
+#define ANDROID_FUNCTOR_H
+
+namespace  android {
+
+struct Functor{};
+
+}
+
+#endif
+
diff --git a/opengl/libs/EGL/egl.cpp b/opengl/libs/EGL/egl.cpp
index ab260d5..f029bfe 100644
--- a/opengl/libs/EGL/egl.cpp
+++ b/opengl/libs/EGL/egl.cpp
@@ -1815,3 +1815,8 @@
     }
     return setError(EGL_BAD_DISPLAY, NULL);
 }
+
+EGLBoolean eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync) { return 0; }
+EGLSyncKHR eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list) { return 0; }
+EGLint eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout) { return 0; }
+