Implement 'URLSearchParams'

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

Index: third_party/WebKit/Source/core/dom/URLSearchParams.h
diff --git a/third_party/WebKit/Source/core/dom/URLSearchParams.h b/third_party/WebKit/Source/core/dom/URLSearchParams.h
new file mode 100644
index 0000000000000000000000000000000000000000..7eb3dfbe3d4f20f44d7b60e0710333ac5a47cb03
--- /dev/null
+++ b/third_party/WebKit/Source/core/dom/URLSearchParams.h
@@ -0,0 +1,58 @@
+// Copyright 2015 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 URLSearchParams_h
+#define URLSearchParams_h
+
+#include "bindings/core/v8/Iterable.h"
+#include "bindings/core/v8/ScriptWrappable.h"
+#include "bindings/core/v8/UnionTypesCore.h"
+#include "platform/heap/Handle.h"
+#include "wtf/Forward.h"
+#include "wtf/text/WTFString.h"
+#include <utility>
+
+namespace blink {
+
+class ExceptionState;
+
+typedef USVStringOrURLSearchParams URLSearchParamsInit;
+
+class CORE_EXPORT URLSearchParams final : public GarbageCollectedFinalized<URLSearchParams>, public ScriptWrappable, public PairIterable<String, String> {
+    DEFINE_WRAPPERTYPEINFO();
+
+public:
+    // TODO(mkwst): We should support integration with URLUtils, as explored in
+    // https://codereview.chromium.org/143313002/. That approach is totally
+    // reasonable, but relies on Node switching to Oilpan. Sigbjorn assures me
+    // that this will happen Real Soon Now(tm).
+    static URLSearchParams* create(const URLSearchParamsInit&);
+
+    // TODO(mkwst): ScriptWrappable doesn't have a destructor with Oilpan, so this
+    // won't need to be virtual once that's the default.
+    virtual ~URLSearchParams();
+
+    // URLSearchParams interface methods
+    String toString() const;
+    void append(const String& name, const String& value);
+    void deleteAllWithName(const String&);
+    String get(const String&) const;
+    Vector<String> getAll(const String&) const;
+    bool has(const String&) const;
+    void set(const String& name, const String& value);
+    void setInput(const String&);
+
+    DECLARE_TRACE();
+
+private:
+    explicit URLSearchParams(const String&);
+    explicit URLSearchParams(URLSearchParams*);
+    Vector<std::pair<String, String>> m_params;
+
+    IterationSource* startIteration(ScriptState*, ExceptionState&) override;
+};
+
+} // namespace blink
+
+#endif // URLSearchParams_h