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diff --git a/ppapi/c/dev/ppb_memory_dev.h b/ppapi/c/dev/ppb_memory_dev.h
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+/* Copyright (c) 2011 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#ifndef PPAPI_C_DEV_PPB_MEMORY_DEV_H_
+#define PPAPI_C_DEV_PPB_MEMORY_DEV_H_
+
+#include "ppapi/c/pp_stdint.h"
+
+#define PPB_MEMORY_DEV_INTERFACE_0_1 "PPB_Memory(Dev);0.1"
+#define PPB_MEMORY_DEV_INTERFACE PPB_MEMORY_DEV_INTERFACE_0_1
+
+/**
+ * @file
+ * This file defines the PPB_Memory interface defined by the browser and
+ * and containing pointers to functions related to memory management.
+ */
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+
+/**
+ * The PPB_Memory_Dev interface contains pointers to functions related to memory
+ * management.
+ *
+ */
+struct PPB_Memory_Dev {
+ /**
+ * MemAlloc is a pointer to a function that allocate memory.
+ *
+ * @param[in] num_bytes A number of bytes to allocate.
+ * @return A pointer to the memory if successful, NULL If the
+ * allocation fails.
+ */
+ void* (*MemAlloc)(uint32_t num_bytes);
+
+ /**
+ * MemFree is a pointer to a function that deallocates memory.
+ *
+ * @param[in] ptr A pointer to the memory to deallocate. It is safe to
+ * pass NULL to this function.
+ */
+ void (*MemFree)(void* ptr);
+};
+/**
+ * @}
+ */
+
+#endif /* PPAPI_C_DEV_PPB_MEMORY_DEV_H_ */