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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/url_request/url_request_throttler_entry.h" | 5 #include "net/url_request/url_request_throttler_entry.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/metrics/field_trial.h" | 10 #include "base/metrics/field_trial.h" |
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160 reject_request = true; | 160 reject_request = true; |
161 } | 161 } |
162 | 162 |
163 int reject_count = reject_request ? 1 : 0; | 163 int reject_count = reject_request ? 1 : 0; |
164 UMA_HISTOGRAM_ENUMERATION( | 164 UMA_HISTOGRAM_ENUMERATION( |
165 "Throttling.RequestThrottled", reject_count, 2); | 165 "Throttling.RequestThrottled", reject_count, 2); |
166 | 166 |
167 return reject_request; | 167 return reject_request; |
168 } | 168 } |
169 | 169 |
170 int64 URLRequestThrottlerEntry::ReserveSendingTimeForNextRequest( | 170 int64_t URLRequestThrottlerEntry::ReserveSendingTimeForNextRequest( |
171 const base::TimeTicks& earliest_time) { | 171 const base::TimeTicks& earliest_time) { |
172 base::TimeTicks now = ImplGetTimeNow(); | 172 base::TimeTicks now = ImplGetTimeNow(); |
173 | 173 |
174 // If a lot of requests were successfully made recently, | 174 // If a lot of requests were successfully made recently, |
175 // sliding_window_release_time_ may be greater than | 175 // sliding_window_release_time_ may be greater than |
176 // exponential_backoff_release_time_. | 176 // exponential_backoff_release_time_. |
177 base::TimeTicks recommended_sending_time = | 177 base::TimeTicks recommended_sending_time = |
178 std::max(std::max(now, earliest_time), | 178 std::max(std::max(now, earliest_time), |
179 std::max(GetBackoffEntry()->GetReleaseTime(), | 179 std::max(GetBackoffEntry()->GetReleaseTime(), |
180 sliding_window_release_time_)); | 180 sliding_window_release_time_)); |
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282 BackoffEntry* URLRequestThrottlerEntry::GetBackoffEntry() { | 282 BackoffEntry* URLRequestThrottlerEntry::GetBackoffEntry() { |
283 return &backoff_entry_; | 283 return &backoff_entry_; |
284 } | 284 } |
285 | 285 |
286 // static | 286 // static |
287 bool URLRequestThrottlerEntry::ExplicitUserRequest(const int load_flags) { | 287 bool URLRequestThrottlerEntry::ExplicitUserRequest(const int load_flags) { |
288 return (load_flags & LOAD_MAYBE_USER_GESTURE) != 0; | 288 return (load_flags & LOAD_MAYBE_USER_GESTURE) != 0; |
289 } | 289 } |
290 | 290 |
291 } // namespace net | 291 } // namespace net |
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