Add Pepper API tests for chrome.socket.

ppapi/cpp/extensions/dict_field.h

 // Copyright (c) 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 PPAPI_CPP_EXTENSIONS_DICT_FIELD_H_
 #define PPAPI_CPP_EXTENSIONS_DICT_FIELD_H_
 
 #include <string>
 
 #include "ppapi/c/pp_bool.h"
@@ skipping 10 matching lines @@
 class DictField {
  public:
   explicit DictField(const std::string& key) : key_(key), value_() {
   }
 
   ~DictField() {
   }
 
   const std::string& key() const { return key_; }
 
-  T& value() { return value_; }
-  const T& value() const { return value_; }
+  // Returns the value.
+  T& operator()() { return value_; }
+  const T& operator()() const { return value_; }
 
   // Adds this field to the dictionary var.
   bool AddTo(VarDictionary_Dev* dict) const {
     if (!dict)
       return false;
 
     internal::ToVarConverter<T> converter(value_);
     return PP_ToBool(dict->Set(Var(key_), converter.var()));
   }
 
@@ skipping 16 matching lines @@
 class OptionalDictField {
  public:
   explicit OptionalDictField(const std::string& key) : key_(key) {
   }
 
   ~OptionalDictField() {
   }
 
   const std::string& key() const { return key_; }
 
-  Optional<T>& value() { return value_; }
-  const Optional<T>& value() const { return value_; }
+  // Returns the value.
+  Optional<T>& operator()() { return value_; }
+  const Optional<T>& operator()() const { return value_; }
 
   // Adds this field to the dictionary var, if |value| has been set.
   bool MayAddTo(VarDictionary_Dev* dict) const {
     if (!dict)
       return false;
     if (!value_.IsSet())
       return true;
 
     internal::ToVarConverter<T> converter(*value_);
     return PP_ToBool(dict->Set(Var(key_), converter.var()));
   }
 
   bool Populate(const VarDictionary_Dev& dict) {
     Var value_var = dict.Get(Var(key_));
     internal::FromVarConverter<Optional<T> > converter(value_var.pp_var());
     value_.Swap(&converter.value());
     return true;
   }
 
  private:
   std::string key_;
   Optional<T> value_;
 };
 
 }  // namespace ext
 }  // namespace pp
 
 #endif  // PPAPI_CPP_EXTENSIONS_DICT_FIELD_H_