Move data use measurement to DataUseNetworkDelegate

components/data_use_measurement/content/content_url_request_classifier.cc

Index: components/data_use_measurement/content/content_url_request_classifier.cc
diff --git a/components/data_use_measurement/content/content_url_request_classifier.cc b/components/data_use_measurement/content/content_url_request_classifier.cc
new file mode 100644
index 0000000000000000000000000000000000000000..23bbd8baa9624a0515bfab3b4bf2026ab5e4243a
--- /dev/null
+++ b/components/data_use_measurement/content/content_url_request_classifier.cc
@@ -0,0 +1,29 @@
+// 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.
+
+#include "components/data_use_measurement/content/content_url_request_classifier.h"
+
+#include "content/public/browser/resource_request_info.h"
+#include "net/url_request/url_request.h"
+
+namespace data_use_measurement {
+
+bool IsUserRequest(const net::URLRequest& request) {
+  // The presence of ResourecRequestInfo in |request| implies that this request
+  // was created for a content::WebContents. For now we could add a condition to
+  // check ProcessType in info is content::PROCESS_TYPE_RENDERER, but it won't
+  // be compatible with upcoming PlzNavigate architecture. So just existence of
+  // ResourceRequestInfo is verified, and the current check should be compatible
+  // with upcoming changes in PlzNavigate.
+  // TODO(rajendrant): Verify this condition for different use cases. See
+  // crbug.com/626063.
+  return content::ResourceRequestInfo::ForRequest(&request) != nullptr;
+}
+
+bool ContentURLRequestClassifier::IsUserRequest(
+    const net::URLRequest& request) const {
+  return data_use_measurement::IsUserRequest(request);
+}
+
+}  // namespace data_use_measurement