Generate param traits size methods for IPC files in content/ (and traits it depends on).

ui/gfx/ipc/gfx_param_traits.h

 // Copyright 2014 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 UI_GFX_IPC_GFX_PARAM_TRAITS_H_
 #define UI_GFX_IPC_GFX_PARAM_TRAITS_H_
 
 #include <string>
 
 #include "ipc/ipc_message_utils.h"
 #include "ipc/param_traits_macros.h"
 #include "ui/gfx/buffer_types.h"
 #include "ui/gfx/ipc/gfx_ipc_export.h"
 #include "ui/gfx/ipc/gfx_param_traits_macros.h"
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
 #include "ui/gfx/mac/io_surface.h"
 #endif
 
 namespace gfx {
 class Range;
 }
 
 namespace IPC {
 
 template <>
 struct GFX_IPC_EXPORT ParamTraits<gfx::Range> {
   typedef gfx::Range param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
 template <>
 struct GFX_IPC_EXPORT ParamTraits<gfx::ScopedRefCountedIOSurfaceMachPort> {
   typedef gfx::ScopedRefCountedIOSurfaceMachPort param_type;
+  static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type p);
   // Note: Read() passes ownership of the Mach send right from the IPC message
   // to the ScopedRefCountedIOSurfaceMachPort. Therefore, Read() may only be
   // called once for a given message, otherwise the singular right will be
   // managed and released by two objects.
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
 
 }  // namespace IPC
 
 #endif  // UI_GFX_IPC_GFX_PARAM_TRAITS_H_