Remove MockConstraints

components/test_runner/mock_constraints.h

Index: components/test_runner/mock_constraints.h
diff --git a/components/test_runner/mock_constraints.h b/components/test_runner/mock_constraints.h
deleted file mode 100644
index 0096b4ba31e53c394ed925f9ddeb4293551aff01..0000000000000000000000000000000000000000
--- a/components/test_runner/mock_constraints.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// 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 COMPONENTS_TEST_RUNNER_MOCK_CONSTRAINTS_H_
-#define COMPONENTS_TEST_RUNNER_MOCK_CONSTRAINTS_H_
-
-namespace blink {
-class WebMediaConstraints;
-class WebString;
-}
-
-namespace test_runner {
-
-class MockConstraints {
- public:
-  static bool VerifyConstraints(const blink::WebMediaConstraints& constraints,
-                                blink::WebString* failed_constraint = 0);
-};
-
-}  // namespace test_runner
-
-#endif  // COMPONENTS_TEST_RUNNER_MOCK_CONSTRAINTS_H_