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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 "chrome/renderer/page_load_histograms.h" | 5 #include "chrome/renderer/page_load_histograms.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/logging.h" | 8 #include "base/logging.h" |
| 9 #include "base/metrics/field_trial.h" | 9 #include "base/metrics/field_trial.h" |
| 10 #include "base/metrics/histogram.h" | 10 #include "base/metrics/histogram.h" |
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| 314 case DocumentState::LINK_LOAD_CACHE_ONLY: | 314 case DocumentState::LINK_LOAD_CACHE_ONLY: |
| 315 PLT_HISTOGRAM("PLT.BeginToFinishDoc_LinkLoadCacheOnly", | 315 PLT_HISTOGRAM("PLT.BeginToFinishDoc_LinkLoadCacheOnly", |
| 316 begin_to_finish_doc); | 316 begin_to_finish_doc); |
| 317 PLT_HISTOGRAM("PLT.BeginToFinish_LinkLoadCacheOnly", | 317 PLT_HISTOGRAM("PLT.BeginToFinish_LinkLoadCacheOnly", |
| 318 begin_to_finish_all_loads); | 318 begin_to_finish_all_loads); |
| 319 break; | 319 break; |
| 320 default: | 320 default: |
| 321 break; | 321 break; |
| 322 } | 322 } |
| 323 | 323 |
| 324 bool spdy_proxy_auth_origin_is_set = false; |
| 325 #if defined(SPDY_PROXY_AUTH_ORIGIN) |
| 326 spdy_proxy_auth_origin_is_set = true; |
| 327 #else |
| 328 spdy_proxy_auth_origin_is_set = CommandLine::ForCurrentProcess()-> |
| 329 HasSwitch(switches::kSpdyProxyAuthOrigin); |
| 330 #endif |
| 331 |
| 324 if (document_state->was_fetched_via_proxy() && | 332 if (document_state->was_fetched_via_proxy() && |
| 325 document_state->was_fetched_via_spdy() && | 333 document_state->was_fetched_via_spdy() && spdy_proxy_auth_origin_is_set) { |
| 326 CommandLine::ForCurrentProcess()->HasSwitch(switches::kSpdyProxyOrigin)) { | |
| 327 UMA_HISTOGRAM_ENUMERATION( | 334 UMA_HISTOGRAM_ENUMERATION( |
| 328 "PLT.Abandoned_SpdyProxy", abandoned_page ? 1 : 0, 2); | 335 "PLT.Abandoned_SpdyProxy", abandoned_page ? 1 : 0, 2); |
| 329 PLT_HISTOGRAM("PLT.BeginToFinishDoc_SpdyProxy", begin_to_finish_doc); | 336 PLT_HISTOGRAM("PLT.BeginToFinishDoc_SpdyProxy", begin_to_finish_doc); |
| 330 PLT_HISTOGRAM("PLT.BeginToFinish_SpdyProxy", begin_to_finish_all_loads); | 337 PLT_HISTOGRAM("PLT.BeginToFinish_SpdyProxy", begin_to_finish_all_loads); |
| 331 } | 338 } |
| 332 | 339 |
| 333 // Histograms to determine if prefetch & prerender has an impact on PLT. | 340 // Histograms to determine if prefetch & prerender has an impact on PLT. |
| 334 static const bool prefetching_fieldtrial = | 341 static const bool prefetching_fieldtrial = |
| 335 base::FieldTrialList::TrialExists("Prefetch"); | 342 base::FieldTrialList::TrialExists("Prefetch"); |
| 336 if (prefetching_fieldtrial) { | 343 if (prefetching_fieldtrial) { |
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| 864 | 871 |
| 865 DCHECK(document_state); | 872 DCHECK(document_state); |
| 866 DCHECK(ds); | 873 DCHECK(ds); |
| 867 GURL url(ds->request().url()); | 874 GURL url(ds->request().url()); |
| 868 Time start = document_state->start_load_time(); | 875 Time start = document_state->start_load_time(); |
| 869 Time finish = document_state->finish_load_time(); | 876 Time finish = document_state->finish_load_time(); |
| 870 // TODO(mbelshe): should we log more stats? | 877 // TODO(mbelshe): should we log more stats? |
| 871 VLOG(1) << "PLT: " << (finish - start).InMilliseconds() << "ms " | 878 VLOG(1) << "PLT: " << (finish - start).InMilliseconds() << "ms " |
| 872 << url.spec(); | 879 << url.spec(); |
| 873 } | 880 } |
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