Revert of Reland: Geolocation: move from content/browser to device/

content/browser/geolocation/empty_wifi_data_provider.h

Index: content/browser/geolocation/empty_wifi_data_provider.h
diff --git a/content/browser/geolocation/empty_wifi_data_provider.h b/content/browser/geolocation/empty_wifi_data_provider.h
new file mode 100644
index 0000000000000000000000000000000000000000..e591b9b5a55518173036be64e89b23021eab8ae6
--- /dev/null
+++ b/content/browser/geolocation/empty_wifi_data_provider.h
@@ -0,0 +1,32 @@
+// Copyright 2013 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 CONTENT_BROWSER_GEOLOCATION_EMPTY_WIFI_DATA_PROVIDER_H_
+#define CONTENT_BROWSER_GEOLOCATION_EMPTY_WIFI_DATA_PROVIDER_H_
+
+#include "base/macros.h"
+#include "content/browser/geolocation/wifi_data_provider.h"
+
+namespace content {
+
+// An implementation of WifiDataProvider that does not provide any
+// data. Used on platforms where a real implementation is not available.
+class EmptyWifiDataProvider : public WifiDataProvider {
+ public:
+  EmptyWifiDataProvider();
+
+  // WifiDataProvider implementation
+  void StartDataProvider() override { }
+  void StopDataProvider() override { }
+  bool GetData(WifiData* data) override;
+
+ private:
+  ~EmptyWifiDataProvider() override;
+
+  DISALLOW_COPY_AND_ASSIGN(EmptyWifiDataProvider);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_GEOLOCATION_EMPTY_WIFI_DATA_PROVIDER_H_