Add initial VR interactive omnibox.

chrome/browser/android/vr_shell/vr_omnibox.h

Index: chrome/browser/android/vr_shell/vr_omnibox.h
diff --git a/chrome/browser/android/vr_shell/vr_omnibox.h b/chrome/browser/android/vr_shell/vr_omnibox.h
new file mode 100644
index 0000000000000000000000000000000000000000..d4d058a7b384a4832c4f4cad5cb5566da418bf04
--- /dev/null
+++ b/chrome/browser/android/vr_shell/vr_omnibox.h
@@ -0,0 +1,41 @@
+// Copyright 2017 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 CHROME_BROWSER_ANDROID_VR_SHELL_VR_OMNIBOX_H_
+#define CHROME_BROWSER_ANDROID_VR_SHELL_VR_OMNIBOX_H_
+
+#include <memory>
+
+#include "base/macros.h"
+#include "base/values.h"
+#include "components/omnibox/browser/autocomplete_controller_delegate.h"
+
+class AutocompleteController;
+class Profile;
+
+namespace vr_shell {
+
+class UiInterface;
+
+class VrOmnibox : public AutocompleteControllerDelegate {
+ public:
+  explicit VrOmnibox(UiInterface* ui);
+  ~VrOmnibox() override;
+
+  void HandleInput(const base::DictionaryValue& dict);
+
+ private:
+  void OnResultChanged(bool default_match_changed) override;
+
+  UiInterface* ui_;
+
+  Profile* profile_;
+  std::unique_ptr<AutocompleteController> autocomplete_controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(VrOmnibox);
+};
+
+}  // namespace vr_shell
+
+#endif  // CHROME_BROWSER_ANDROID_VR_SHELL_VR_OMNIBOX_H_