[Android WebView] Convert context menu callback to long press

android_webview/native/aw_contents.h

 // Copyright (c) 2012 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 ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_
 #define ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_
 
 #include <jni.h>
 #include <string>
 
@@ skipping 45 matching lines @@
       const GURL& origin_url,
       const string16& message_text,
       const string16& default_prompt_text,
       const base::android::ScopedJavaLocalRef<jobject>& js_result);
 
   void RunBeforeUnloadDialog(
       const GURL& origin_url,
       const string16& message_text,
       const base::android::ScopedJavaLocalRef<jobject>& js_result);
 
+  void PerformLongClick();
+
   // |handler| is an instance of
   // org.chromium.android_webview.AwHttpAuthHandler.
   void onReceivedHttpAuthRequest(const base::android::JavaRef<jobject>& handler,
                                  const std::string& host,
                                  const std::string& realm);
 
   // Methods called from Java.
   jint GetWebContents(JNIEnv* env, jobject obj);
   void SetWebContents(JNIEnv* env, jobject obj, jint web_contents);
 
@@ skipping 57 matching lines @@
   scoped_ptr<content::WebContents> pending_contents_;
 
   DISALLOW_COPY_AND_ASSIGN(AwContents);
 };
 
 bool RegisterAwContents(JNIEnv* env);
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_