Modified the pepper file chooser API to support filtering files by extensions.

ppapi/proxy/ppb_file_chooser_proxy.h

 // 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.
 
 #ifndef PPAPI_PROXY_PPB_FILE_CHOOSER_PROXY_H_
 #define PPAPI_PROXY_PPB_FILE_CHOOSER_PROXY_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 15 matching lines @@
 namespace proxy {
 
 class PPB_FileChooser_Proxy : public InterfaceProxy {
  public:
   explicit PPB_FileChooser_Proxy(Dispatcher* dispatcher);
   virtual ~PPB_FileChooser_Proxy();
 
   static PP_Resource CreateProxyResource(
       PP_Instance instance,
       PP_FileChooserMode_Dev mode,
-      const char* accept_mime_types);
+      const char* accept_types);
 
   // InterfaceProxy implementation.
   virtual bool OnMessageReceived(const IPC::Message& msg);
 
   static const ApiID kApiID = API_ID_PPB_FILE_CHOOSER;
 
  private:
   // Plugin -> host message handlers.
   void OnMsgCreate(PP_Instance instance,
                    int mode,
-                   std::string accept_mime_types,
+                   std::string accept_types,
                    ppapi::HostResource* result);
   void OnMsgShow(const ppapi::HostResource& chooser,
                  PP_Bool save_as,
                  SerializedVarReceiveInput suggested_file_name,
                  bool require_user_gesture);
 
   // Host -> plugin message handlers.
   void OnMsgChooseComplete(
       const ppapi::HostResource& chooser,
       int32_t result_code,
       const std::vector<PPB_FileRef_CreateInfo>& chosen_files);
 
   // Called when the show is complete in the host. This will notify the plugin
   // via IPC and OnMsgChooseComplete will be called there.
   void OnShowCallback(
       int32_t result,
       scoped_refptr<RefCountedArrayOutputAdapter<PP_Resource> > output,
       HostResource chooser);
 
   pp::CompletionCallbackFactory<PPB_FileChooser_Proxy,
                                 ProxyNonThreadSafeRefCount> callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_FileChooser_Proxy);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PPB_FILE_CHOOSER_PROXY_H_