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

content/browser/geolocation/network_location_request.h

Index: content/browser/geolocation/network_location_request.h
diff --git a/content/browser/geolocation/network_location_request.h b/content/browser/geolocation/network_location_request.h
new file mode 100644
index 0000000000000000000000000000000000000000..58b892e2d2a14f91a7e6d339f0ddbe9b3f32da7f
--- /dev/null
+++ b/content/browser/geolocation/network_location_request.h
@@ -0,0 +1,81 @@
+// Copyright (c) 2012 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_NETWORK_LOCATION_REQUEST_H_
+#define CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_REQUEST_H_
+
+#include <memory>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/strings/string16.h"
+#include "content/browser/geolocation/wifi_data_provider.h"
+#include "content/common/content_export.h"
+#include "net/url_request/url_fetcher_delegate.h"
+#include "url/gurl.h"
+
+namespace net {
+class URLFetcher;
+class URLRequestContextGetter;
+}
+
+namespace content {
+struct Geoposition;
+
+// Takes wifi data and sends it to a server to get a position fix.
+// It performs formatting of the request and interpretation of the response.
+class NetworkLocationRequest : private net::URLFetcherDelegate {
+ public:
+  // ID passed to URLFetcher::Create(). Used for testing.
+  CONTENT_EXPORT static int url_fetcher_id_for_tests;
+
+  // Called when a new geo position is available. The second argument indicates
+  // whether there was a server error or not. It is true when there was a
+  // server or network error - either no response or a 500 error code.
+  typedef base::Callback<void(const Geoposition& /* position */,
+                              bool /* server_error */,
+                              const base::string16& /* access_token */,
+                              const WifiData& /* wifi_data */)>
+      LocationResponseCallback;
+
+  // |url| is the server address to which the request wil be sent.
+  NetworkLocationRequest(
+      const scoped_refptr<net::URLRequestContextGetter>& context,
+      const GURL& url,
+      LocationResponseCallback callback);
+  ~NetworkLocationRequest() override;
+
+  // Makes a new request. Returns true if the new request was successfully
+  // started. In all cases, any currently pending request will be canceled.
+  bool MakeRequest(const base::string16& access_token,
+                   const WifiData& wifi_data,
+                   const base::Time& wifi_timestamp);
+
+  bool is_request_pending() const { return url_fetcher_ != NULL; }
+  const GURL& url() const { return url_; }
+
+ private:
+  // net::URLFetcherDelegate
+  void OnURLFetchComplete(const net::URLFetcher* source) override;
+
+  const scoped_refptr<net::URLRequestContextGetter> url_context_;
+  const LocationResponseCallback location_response_callback_;
+  const GURL url_;
+  std::unique_ptr<net::URLFetcher> url_fetcher_;
+
+  // Keep a copy of the data sent in the request, so we can refer back to it
+  // when the response arrives.
+  WifiData wifi_data_;
+  base::Time wifi_timestamp_;
+
+  // The start time for the request.
+  base::TimeTicks request_start_time_;
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkLocationRequest);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_REQUEST_H_