Remove FullCardRequest's dependency on AutofillClient.

components/autofill/core/browser/risk_data_loader.h

Index: components/autofill/core/browser/risk_data_loader.h
diff --git a/components/autofill/core/browser/risk_data_loader.h b/components/autofill/core/browser/risk_data_loader.h
new file mode 100644
index 0000000000000000000000000000000000000000..be3def3bddac81097cbbfc851fb458955019dae2
--- /dev/null
+++ b/components/autofill/core/browser/risk_data_loader.h
@@ -0,0 +1,26 @@
+// 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 COMPONENTS_AUTOFILL_CORE_BROWSER_RISK_DATA_LOADER_H_
+#define COMPONENTS_AUTOFILL_CORE_BROWSER_RISK_DATA_LOADER_H_
+
+#include <string>
+
+#include "base/callback.h"
+
+namespace autofill {
+
+class RiskDataLoader {
+ public:
+  // Gathers risk data and provides it to |callback|.
+  virtual void LoadRiskData(
+      const base::Callback<void(const std::string&)>& callback) = 0;
+
+ protected:
+  virtual ~RiskDataLoader() {}
+};
+
+}  // namespace autofill
+
+#endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_RISK_DATA_LOADER_H_