OLD | NEW |
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/browser/prerender/prerender_histograms.h" | 5 #include "chrome/browser/prerender/prerender_histograms.h" |
6 | 6 |
7 #include <string> | 7 #include <string> |
8 | 8 |
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" |
11 #include "base/stringprintf.h" | 11 #include "base/stringprintf.h" |
12 #include "chrome/browser/autocomplete/network_action_predictor.h" | 12 #include "chrome/browser/predictors/autocomplete_action_predictor.h" |
13 #include "chrome/browser/prerender/prerender_field_trial.h" | 13 #include "chrome/browser/prerender/prerender_field_trial.h" |
14 #include "chrome/browser/prerender/prerender_manager.h" | 14 #include "chrome/browser/prerender/prerender_manager.h" |
15 #include "chrome/browser/prerender/prerender_util.h" | 15 #include "chrome/browser/prerender/prerender_util.h" |
16 | 16 |
17 namespace prerender { | 17 namespace prerender { |
18 | 18 |
19 namespace { | 19 namespace { |
20 | 20 |
21 // Time window for which we will record windowed PLT's from the last | 21 // Time window for which we will record windowed PLT's from the last |
22 // observed link rel=prefetch tag. | 22 // observed link rel=prefetch tag. |
(...skipping 18 matching lines...) Expand all Loading... |
41 name); | 41 name); |
42 } | 42 } |
43 | 43 |
44 if (experiment_id != kNoExperiment) | 44 if (experiment_id != kNoExperiment) |
45 return ComposeHistogramName("wash", name); | 45 return ComposeHistogramName("wash", name); |
46 | 46 |
47 switch (origin) { | 47 switch (origin) { |
48 case ORIGIN_OMNIBOX: | 48 case ORIGIN_OMNIBOX: |
49 return ComposeHistogramName( | 49 return ComposeHistogramName( |
50 StringPrintf("omnibox_%.1f", | 50 StringPrintf("omnibox_%.1f", |
51 NetworkActionPredictor::get_hit_weight()).c_str(), | 51 AutocompleteActionPredictor::get_hit_weight()).c_str(), |
52 name); | 52 name); |
53 case ORIGIN_LINK_REL_PRERENDER: | 53 case ORIGIN_LINK_REL_PRERENDER: |
54 return ComposeHistogramName("web", name); | 54 return ComposeHistogramName("web", name); |
55 case ORIGIN_GWS_PRERENDER: // Handled above. | 55 case ORIGIN_GWS_PRERENDER: // Handled above. |
56 default: | 56 default: |
57 NOTREACHED(); | 57 NOTREACHED(); |
58 break; | 58 break; |
59 }; | 59 }; |
60 | 60 |
61 // Dummy return value to make the compiler happy. | 61 // Dummy return value to make the compiler happy. |
(...skipping 84 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
146 // always be in a window in the 30 seconds from each occurrence. | 146 // always be in a window in the 30 seconds from each occurrence. |
147 last_prerender_seen_time_ = GetCurrentTimeTicks(); | 147 last_prerender_seen_time_ = GetCurrentTimeTicks(); |
148 seen_any_pageload_ = false; | 148 seen_any_pageload_ = false; |
149 seen_pageload_started_after_prerender_ = false; | 149 seen_pageload_started_after_prerender_ = false; |
150 } | 150 } |
151 | 151 |
152 void PrerenderHistograms::RecordPrerenderStarted(Origin origin) const { | 152 void PrerenderHistograms::RecordPrerenderStarted(Origin origin) const { |
153 if (OriginIsOmnibox(origin)) { | 153 if (OriginIsOmnibox(origin)) { |
154 UMA_HISTOGRAM_COUNTS( | 154 UMA_HISTOGRAM_COUNTS( |
155 StringPrintf("Prerender.OmniboxPrerenderCount_%.1f%s", | 155 StringPrintf("Prerender.OmniboxPrerenderCount_%.1f%s", |
156 NetworkActionPredictor::get_hit_weight(), | 156 AutocompleteActionPredictor::get_hit_weight(), |
157 PrerenderManager::GetModeString()).c_str(), | 157 PrerenderManager::GetModeString()).c_str(), |
158 1); | 158 1); |
159 } | 159 } |
160 } | 160 } |
161 | 161 |
162 void PrerenderHistograms::RecordUsedPrerender(Origin origin) const { | 162 void PrerenderHistograms::RecordUsedPrerender(Origin origin) const { |
163 if (OriginIsOmnibox(origin)) { | 163 if (OriginIsOmnibox(origin)) { |
164 UMA_HISTOGRAM_COUNTS( | 164 UMA_HISTOGRAM_COUNTS( |
165 StringPrintf("Prerender.OmniboxNavigationsUsedPrerenderCount_%.1f%s", | 165 StringPrintf("Prerender.OmniboxNavigationsUsedPrerenderCount_%.1f%s", |
166 NetworkActionPredictor::get_hit_weight(), | 166 AutocompleteActionPredictor::get_hit_weight(), |
167 PrerenderManager::GetModeString()).c_str(), | 167 PrerenderManager::GetModeString()).c_str(), |
168 1); | 168 1); |
169 } | 169 } |
170 } | 170 } |
171 | 171 |
172 void PrerenderHistograms::RecordTimeSinceLastRecentVisit( | 172 void PrerenderHistograms::RecordTimeSinceLastRecentVisit( |
173 base::TimeDelta delta) const { | 173 base::TimeDelta delta) const { |
174 PREFIXED_HISTOGRAM( | 174 PREFIXED_HISTOGRAM( |
175 "TimeSinceLastRecentVisit", | 175 "TimeSinceLastRecentVisit", |
176 UMA_HISTOGRAM_TIMES(name, delta)); | 176 UMA_HISTOGRAM_TIMES(name, delta)); |
(...skipping 190 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
367 return last_origin_; | 367 return last_origin_; |
368 } | 368 } |
369 | 369 |
370 bool PrerenderHistograms::IsOriginExperimentWash() const { | 370 bool PrerenderHistograms::IsOriginExperimentWash() const { |
371 if (!WithinWindow()) | 371 if (!WithinWindow()) |
372 return false; | 372 return false; |
373 return origin_experiment_wash_; | 373 return origin_experiment_wash_; |
374 } | 374 } |
375 | 375 |
376 } // namespace prerender | 376 } // namespace prerender |
OLD | NEW |