Add support for URL.searchParams getter.

third_party/WebKit/Source/core/dom/DOMURLUtils.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  * Copyright (C) 2012 Motorola Mobility Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 21 matching lines @@
 #include "wtf/Forward.h"
 
 namespace blink {
 
 class KURL;
 
 class CORE_EXPORT DOMURLUtils : public DOMURLUtilsReadOnly {
 public:
     virtual void setURL(const KURL&) = 0;
     virtual void setInput(const String&) = 0;
-    ~DOMURLUtils() override { }
+    ~DOMURLUtils() override;
 
     void setHref(const String&);
 
     void setProtocol(const String&);
     void setUsername(const String&);
     void setPassword(const String&);
     void setHost(const String&);
     void setHostname(const String&);
     void setPort(const String&);
     void setPathname(const String&);
-    void setSearch(const String&);
     void setHash(const String&);
+    virtual void setSearch(const String&);
+
+protected:
+    void setQuery(const String&);

[Mike West, 2016/04/05 12:43:51]

Nit: Maybe `setSearchInternal`? Distinguishing between "search" and "query"
seems strange.

[sof, 2016/04/05 15:23:18]

Good idea, done.

 };
 
 } // namespace blink
 
 #endif // DOMURLUtils_h