Avoid duplicate functions/code in core/inspector.

third_party/WebKit/Source/core/inspector/InspectorPageAgent.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 182 matching lines @@
       const String& url,
       std::unique_ptr<GetResourceContentCallback>);
   void SearchContentAfterResourcesContentLoaded(
       const String& frame_id,
       const String& url,
       const String& query,
       bool case_sensitive,
       bool is_regex,
       std::unique_ptr<SearchInResourceCallback>);
 
-  static bool DataContent(const char* data,
-                          unsigned size,
-                          const String& text_encoding_name,
-                          bool with_base64_encode,
-                          String* result);
-
   void PageLayoutInvalidated(bool resized);
 
   std::unique_ptr<protocol::Page::Frame> BuildObjectForFrame(LocalFrame*);
   std::unique_ptr<protocol::Page::FrameResourceTree> BuildObjectForFrameTree(
       LocalFrame*);
   Member<InspectedFrames> inspected_frames_;
   v8_inspector::V8InspectorSession* v8_session_;
   Client* client_;
   long last_script_identifier_;
   String pending_script_to_evaluate_on_load_once_;
   String script_to_evaluate_on_load_once_;
   bool enabled_;
   bool reloading_;
   Member<InspectorResourceContentLoader> inspector_resource_content_loader_;
   int resource_content_loader_client_id_;
 };
 
 }  // namespace blink
 
 #endif  // !defined(InspectorPagerAgent_h)