[Extensions Bindings] Remove ScriptContext::DispatchEvent

extensions/renderer/script_context.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 EXTENSIONS_RENDERER_SCRIPT_CONTEXT_H_
 #define EXTENSIONS_RENDERER_SCRIPT_CONTEXT_H_
 
 #include <memory>
 #include <string>
 #include <utility>
@@ skipping 111 matching lines @@
   // TODO(devlin): Remove the above variants in favor of this.
   void SafeCallFunction(const v8::Local<v8::Function>& function,
                         int argc,
                         v8::Local<v8::Value> argv[]);
   void SafeCallFunction(
       const v8::Local<v8::Function>& function,
       int argc,
       v8::Local<v8::Value> argv[],
       const ScriptInjectionCallback::CompleteCallback& callback);
 
-  void DispatchEvent(const char* event_name, v8::Local<v8::Array> args) const;
-
   // Returns the availability of the API |api_name|.
   Feature::Availability GetAvailability(const std::string& api_name);
   // Returns the availability of the API |api_name|.
   // |check_alias| Whether API that has an alias that is available should be
   // considered available (even if the API itself is not available).
   Feature::Availability GetAvailability(const std::string& api_name,
                                         CheckAliasStatus check_alias);
 
   // Returns a string description of the type of context this is.
   std::string GetContextTypeDescription() const;
@@ skipping 132 matching lines @@
   std::unique_ptr<Runner> runner_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(ScriptContext);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_SCRIPT_CONTEXT_H_