Rename NaCl/pepper gamepad interface from _dev to stable

ppapi/native_client/src/shared/ppapi_proxy/untrusted/srpcgen/ppb_rpc.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.
 //
 // WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
 //
 // Automatically generated code.  See srpcgen.py
 //
 // NaCl Simple Remote Procedure Call interface abstractions.
 
@@ skipping 421 matching lines @@
       int32_t* success);
 
  private:
   PpbFullscreenRpcClient();
   PpbFullscreenRpcClient(const PpbFullscreenRpcClient&);
   void operator=(const PpbFullscreenRpcClient);
 };  // class PpbFullscreenRpcClient
 
 class PpbGamepadRpcClient {
  public:
-  static NaClSrpcError PPB_Gamepad_SampleGamepads(
+  static NaClSrpcError PPB_Gamepad_Sample(
       NaClSrpcChannel* channel,
       PP_Instance instance,
       nacl_abi_size_t* data_bytes, char* data);
 
  private:
   PpbGamepadRpcClient();
   PpbGamepadRpcClient(const PpbGamepadRpcClient&);
   void operator=(const PpbGamepadRpcClient);
 };  // class PpbGamepadRpcClient
 
@@ skipping 846 matching lines @@
   PpbZoomRpcClient();
   PpbZoomRpcClient(const PpbZoomRpcClient&);
   void operator=(const PpbZoomRpcClient);
 };  // class PpbZoomRpcClient
 
 
 
 
 #endif  // GEN_PPAPI_PROXY_PPB_RPC_H_