Update PPAPI IDL generator to define versioned structs, and unversioned typedef.

ppapi/shared_impl/ppb_var_shared.cc

 // 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.
 
 #include "ppapi/shared_impl/ppb_var_shared.h"
 
 #include <limits>
 
 #include "ppapi/c/dev/ppb_var_array_buffer_dev.h"
 #include "ppapi/c/ppb_var.h"
@@ skipping 57 matching lines @@
 };
 
 
 // PPB_VarArrayBuffer_Dev methods ----------------------------------------------
 
 PP_Var CreateArrayBufferVar(uint32_t size_in_bytes) {
   return PpapiGlobals::Get()->GetVarTracker()->MakeArrayBufferPPVar(
       size_in_bytes);
 }
 
-uint32_t ByteLength(struct PP_Var array) {
+uint32_t ByteLength(PP_Var array) {
   ArrayBufferVar* buffer = ArrayBufferVar::FromPPVar(array);
   if (!buffer)
     return 0;
   return buffer->ByteLength();
 }
 
-void* Map(struct PP_Var array) {
+void* Map(PP_Var array) {
   ArrayBufferVar* buffer = ArrayBufferVar::FromPPVar(array);
   if (!buffer)
     return NULL;
   return buffer->Map();
 }
 
 const PPB_VarArrayBuffer_Dev var_arraybuffer_interface = {
   &CreateArrayBufferVar,
   &ByteLength,
   &Map
 };
 
 }  // namespace
 
 // static
-const PPB_Var* PPB_Var_Shared::GetVarInterface() {
+const PPB_Var_1_1* PPB_Var_Shared::GetVarInterface1_1() {
   return &var_interface;
 }
 
 // static
 const PPB_Var_1_0* PPB_Var_Shared::GetVarInterface1_0() {
   return &var_interface1_0;
 }
 
 // static
 const PPB_VarArrayBuffer_Dev* PPB_Var_Shared::GetVarArrayBufferInterface() {
  return &var_arraybuffer_interface;
 }
 
 }  // namespace ppapi
-