Remove unused functions under components/test_runner

components/test_runner/layout_test_runtime_flags.h

 // 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.
 
 #ifndef COMPONENTS_TEST_RUNNER_LAYOUT_TEST_RUNTIME_FLAGS_H_
 #define COMPONENTS_TEST_RUNNER_LAYOUT_TEST_RUNTIME_FLAGS_H_
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/values.h"
 #include "components/test_runner/test_runner_export.h"
 #include "components/test_runner/tracked_dictionary.h"
 
 namespace test_runner {
 
 // LayoutTestRuntimeFlags stores flags controlled by layout tests at runtime
 // (i.e. by calling testRunner.dumpAsText() or testRunner.waitUntilDone()).
 // Changes to the flags are tracked (to help replicate them across renderers).
 class TEST_RUNNER_EXPORT LayoutTestRuntimeFlags {
  public:
   // Creates default flags (see also the Reset method).
   LayoutTestRuntimeFlags();
 
   // Resets all the values to their defaults.
   void Reset();
 
   TrackedDictionary& tracked_dictionary() { return dict_; }
-  const TrackedDictionary& tracked_dictionary() const { return dict_; }
 
 #define DEFINE_BOOL_LAYOUT_TEST_RUNTIME_FLAG(name)                  \
   bool name() const {                                               \
     bool result;                                                    \
     bool found = dict_.current_values().GetBoolean(#name, &result); \
     DCHECK(found);                                                  \
     return result;                                                  \
   }                                                                 \
   void set_##name(bool new_value) { dict_.SetBoolean(#name, new_value); }
 
@@ skipping 75 matching lines @@
 
  private:
   TrackedDictionary dict_;
 
   DISALLOW_COPY_AND_ASSIGN(LayoutTestRuntimeFlags);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_LAYOUT_TEST_RUNTIME_FLAGS_H_