Refactor and cleanup codes. No functional changes.

common/test_drm_certificates.h

@@ -0,0 +1,54 @@
+////////////////////////////////////////////////////////////////////////////////
+// Copyright 2016 Google LLC.
+//
+// This software is licensed under the terms defined in the Widevine Master
+// License Agreement. For a copy of this agreement, please contact
+// widevine-licensing@google.com.
+////////////////////////////////////////////////////////////////////////////////
+
+//
+// Class contains certificates that can be used for testing.  Provides methods
+// to retrieve a test root certificate, a test intermediate certificate and a
+// test user device certificate.
+#ifndef COMMON_TEST_DRM_CERTIFICATES_H_
+#define COMMON_TEST_DRM_CERTIFICATES_H_
+
+#include <string>
+#include "base/macros.h"
+
+namespace widevine {
+
+class TestDrmCertificates {
+ public:
+  TestDrmCertificates();
+  virtual ~TestDrmCertificates() {}
+
+  // returns a test root certificate
+  const std::string& test_root_certificate() const { return test_root_certificate_; }
+
+  // returns a test intermediate certificate
+  const std::string& test_intermediate_certificate() const {
+    return test_intermediate_certificate_;
+  }
+
+  // returns an user device certificate
+  const std::string& test_user_device_certificate() const {
+    return test_user_device_certificate_;
+  }
+
+  // returns a service certificate
+  const std::string& test_service_certificate() const {
+    return test_service_certificate_;
+  }
+
+ private:
+  const std::string test_root_certificate_;
+  const std::string test_intermediate_certificate_;
+  const std::string test_user_device_certificate_;
+  const std::string test_service_certificate_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestDrmCertificates);
+};
+
+}  // namespace widevine
+#endif  // COMMON_TEST_DRM_CERTIFICATES_H_