enable RenderViewTest.OnHandleKeyboardEvent on Linux.

base/event_synthesis_gtk.h

+// Copyright (c) 2010 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.
+//
+// This file declares routines for creating fake GDK events (at the moment,
+// only keyboard events). This is useful for a variety of testing purposes.
+// NOTE: This should not be used outside of testing.
+
+#ifndef CHROME_BASE_EVENT_SYNTHESIS_GTK_

[Hironori Bono, 2010/05/19 03:25:14]

nit: "CHROME_BASE_EVENT_SYNTHESIS_GTK_" -> "BASE_EVENT_SYNTHESIS_GTK_H_"?

+#define CHROME_BASE_EVENT_SYNTHESIS_GTK_
+
+#include <gdk/gdk.h>
+#include <gdk/gdkkeysyms.h>
+#include <vector>
+
+#include "base/keyboard_codes.h"
+
+namespace base {
+
+// Creates and returns a key event. Passes ownership to the caller.
+GdkEvent* SynthesizeKeyEvent(GdkWindow* event_window,
+                             bool press,
+                             guint gdk_key,
+                             guint state);
+
+// Creates the proper sequence of key events for a key press + release.
+// Ownership of the events in the vector is passed to the caller.
+void SynthesizeKeyPressEvents(
+    GdkWindow* window,
+    base::KeyboardCode key,
+    bool control, bool shift, bool alt,
+    std::vector<GdkEvent*>* events);
+
+}  // namespace base
+
+#endif  // CHROME_BASE_EVENT_SYNTHESIS_GTK_