Remove unused in-process pepper APIs

ppapi/c/dev/ppp_widget_dev.h

Index: ppapi/c/dev/ppp_widget_dev.h
diff --git a/ppapi/c/dev/ppp_widget_dev.h b/ppapi/c/dev/ppp_widget_dev.h
deleted file mode 100644
index 883bc1efb564f7ea2ec39b75bec34837e65ea5ea..0000000000000000000000000000000000000000
--- a/ppapi/c/dev/ppp_widget_dev.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* Copyright (c) 2012 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.
- */
-
-/* From dev/ppp_widget_dev.idl modified Wed Oct  5 14:06:02 2011. */
-
-#ifndef PPAPI_C_DEV_PPP_WIDGET_DEV_H_
-#define PPAPI_C_DEV_PPP_WIDGET_DEV_H_
-
-#include "ppapi/c/pp_instance.h"
-#include "ppapi/c/pp_macros.h"
-#include "ppapi/c/pp_point.h"
-#include "ppapi/c/pp_rect.h"
-#include "ppapi/c/pp_resource.h"
-#include "ppapi/c/pp_size.h"
-#include "ppapi/c/pp_stdint.h"
-
-#define PPP_WIDGET_DEV_INTERFACE_0_2 "PPP_Widget(Dev);0.2"
-#define PPP_WIDGET_DEV_INTERFACE PPP_WIDGET_DEV_INTERFACE_0_2
-
-/**
- * @file
- * Implementation of the Widget interface.
- */
-
-
-/**
- * @addtogroup Interfaces
- * @{
- */
-/**
- * The interface for reusing browser widgets.
- */
-struct PPP_Widget_Dev_0_2 {
-  /**
-   * Informs the instance that the given rectangle needs to be repainted.
-   */
-  void (*Invalidate)(PP_Instance instance,
-                     PP_Resource widget,
-                     const struct PP_Rect* dirty_rect);
-};
-
-typedef struct PPP_Widget_Dev_0_2 PPP_Widget_Dev;
-/**
- * @}
- */
-
-#endif  /* PPAPI_C_DEV_PPP_WIDGET_DEV_H_ */
-