Add support for URL.searchParams getter.

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

Index: third_party/WebKit/Source/core/dom/DOMURLUtils.cpp
diff --git a/third_party/WebKit/Source/core/dom/DOMURLUtils.cpp b/third_party/WebKit/Source/core/dom/DOMURLUtils.cpp
index 7b3d670d252cd1a4f2b85848c23023b0a37f4785..5c3e759afe179202e437d6d4e8c6ebf430323711 100644
--- a/third_party/WebKit/Source/core/dom/DOMURLUtils.cpp
+++ b/third_party/WebKit/Source/core/dom/DOMURLUtils.cpp
@@ -26,10 +26,15 @@
 
 #include "core/dom/DOMURLUtils.h"
 
+#include "bindings/core/v8/ExceptionState.h"
 #include "platform/weborigin/KnownPorts.h"
 
 namespace blink {
 
+DOMURLUtils::~DOMURLUtils()
+{
+}
+
 void DOMURLUtils::setHref(const String& value)
 {
     setInput(value);
@@ -117,6 +122,12 @@ void DOMURLUtils::setPathname(const String& value)
 
 void DOMURLUtils::setSearch(const String& value)
 {
+    setSearchInternal(value);
+}
+
+void DOMURLUtils::setSearchInternal(const String& value)
+{
+    ASSERT(!m_isInUpdate);
     KURL kurl = url();
     if (!kurl.isValid())
         return;