Remove X-Chrome-Exponential-Throttling header

net/url_request/url_request_throttler_test_support.cc

 // Copyright (c) 2012 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 "net/url_request/url_request_throttler_test_support.h"
 
 #include "net/url_request/url_request_throttler_entry.h"
 
 namespace net {
 
 TestTickClock::TestTickClock() {}
 
 TestTickClock::TestTickClock(base::TimeTicks now) : now_ticks_(now) {}
 
 TestTickClock::~TestTickClock() {}
 
 base::TimeTicks TestTickClock::NowTicks() {
   return now_ticks_;
 }
 
-MockURLRequestThrottlerHeaderAdapter::MockURLRequestThrottlerHeaderAdapter(
-    int response_code)
-    : fake_response_code_(response_code) {
-}
-
-MockURLRequestThrottlerHeaderAdapter::MockURLRequestThrottlerHeaderAdapter(
-    const std::string& retry_value,
-    const std::string& opt_out_value,
-    int response_code)
-    : fake_retry_value_(retry_value),
-      fake_opt_out_value_(opt_out_value),
-      fake_response_code_(response_code) {
-}
-
-MockURLRequestThrottlerHeaderAdapter::~MockURLRequestThrottlerHeaderAdapter() {
-}
-
-std::string MockURLRequestThrottlerHeaderAdapter::GetNormalizedValue(
-    const std::string& key) const {
-  if (key ==
-      URLRequestThrottlerEntry::kExponentialThrottlingHeader &&
-      !fake_opt_out_value_.empty()) {
-    return fake_opt_out_value_;
-  }
-
-  return std::string();
-}
-
-int MockURLRequestThrottlerHeaderAdapter::GetResponseCode() const {
-  return fake_response_code_;
-}
-
 }  // namespace net