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

extensions/common/permissions/api_permission.h

 // Copyright 2013 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 EXTENSIONS_COMMON_PERMISSIONS_API_PERMISSION_H_
 #define EXTENSIONS_COMMON_PERMISSIONS_API_PERMISSION_H_
 
 #include <memory>
 #include <set>
 #include <string>
@@ skipping 305 matching lines @@
   // Returns a new API permission which equals this - |rhs|.
   virtual APIPermission* Diff(const APIPermission* rhs) const = 0;
 
   // Returns a new API permission which equals the union of this and |rhs|.
   virtual APIPermission* Union(const APIPermission* rhs) const = 0;
 
   // Returns a new API permission which equals the intersect of this and |rhs|.
   virtual APIPermission* Intersect(const APIPermission* rhs) const = 0;
 
   // IPC functions
+  // Gets the size of the data to be written.
+  virtual void GetSize(base::PickleSizer* s) const = 0;
+
   // Writes this into the given IPC message |m|.
   virtual void Write(base::Pickle* m) const = 0;
 
   // Reads from the given IPC message |m|.
   virtual bool Read(const base::Pickle* m, base::PickleIterator* iter) = 0;
 
   // Logs this permission.
   virtual void Log(std::string* log) const = 0;
 
  private:
@@ skipping 94 matching lines @@
 
   const APIPermission::ID id_;
   const char* const name_;
   const int flags_;
   const APIPermissionConstructor api_permission_constructor_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_PERMISSIONS_API_PERMISSION_H_