[ios] Adds ChromiumBrowserProvider.

ios/chrome/browser/providers/chromium_voice_search_provider.h

Index: ios/chrome/browser/providers/chromium_voice_search_provider.h
diff --git a/ios/chrome/browser/providers/chromium_voice_search_provider.h b/ios/chrome/browser/providers/chromium_voice_search_provider.h
new file mode 100644
index 0000000000000000000000000000000000000000..6b1635e3529e0bfc3381fe2baef26c2e6ffc108f
--- /dev/null
+++ b/ios/chrome/browser/providers/chromium_voice_search_provider.h
@@ -0,0 +1,22 @@
+// Copyright 2016 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 IOS_CHROME_BROWSER_PROVIDERS_CHROMIUM_VOICE_SEARCH_PROVIDER_H_
+#define IOS_CHROME_BROWSER_PROVIDERS_CHROMIUM_VOICE_SEARCH_PROVIDER_H_
+
+#include "ios/public/provider/chrome/browser/voice/voice_search_provider.h"
+
+class ChromiumVoiceSearchProvider : public VoiceSearchProvider {
+ public:
+  ChromiumVoiceSearchProvider();
+  ~ChromiumVoiceSearchProvider() override;
+
+  // VoiceSearchProvider.
+  bool IsVoiceSearchEnabled() const override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ChromiumVoiceSearchProvider);
+};
+
+#endif  // IOS_CHROME_BROWSER_PROVIDERS_CHROMIUM_VOICE_SEARCH_PROVIDER_H_