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Side by Side Diff: chrome/browser/omnibox/omnibox_field_trial.h

Issue 343523003: Remove AutocompleteInput Type and PageClassification. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase Created 6 years, 6 months ago
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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 #ifndef CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_ 5 #ifndef CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_
6 #define CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_ 6 #define CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_
7 7
8 #include <map> 8 #include <map>
9 #include <string> 9 #include <string>
10 #include <vector> 10 #include <vector>
11 11
12 #include "base/basictypes.h" 12 #include "base/basictypes.h"
13 #include "base/gtest_prod_util.h" 13 #include "base/gtest_prod_util.h"
14 #include "chrome/browser/autocomplete/autocomplete_input.h"
15 #include "chrome/common/autocomplete_match_type.h" 14 #include "chrome/common/autocomplete_match_type.h"
15 #include "components/metrics/proto/omnibox_event.pb.h"
16 16
17 namespace base { 17 namespace base {
18 class TimeDelta; 18 class TimeDelta;
19 } 19 }
20 20
21 // The set of parameters customizing the HUP scoring. 21 // The set of parameters customizing the HUP scoring.
22 struct HUPScoringParams { 22 struct HUPScoringParams {
23 // A set of parameters describing how to cap a given count score. First, 23 // A set of parameters describing how to cap a given count score. First,
24 // we apply a half-life based decay of the given count and then find the 24 // we apply a half-life based decay of the given count and then find the
25 // maximum relevance score in the corresponding bucket list. 25 // maximum relevance score in the corresponding bucket list.
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183 // |current_page_classification| context, changes the maximum relevance 183 // |current_page_classification| context, changes the maximum relevance
184 // ShortcutsProvider::CalculateScore() is supposed to assign, extract 184 // ShortcutsProvider::CalculateScore() is supposed to assign, extract
185 // that maximum relevance score and put in in |max_relevance|. Returns 185 // that maximum relevance score and put in in |max_relevance|. Returns
186 // true on a successful extraction. CalculateScore()'s return value is 186 // true on a successful extraction. CalculateScore()'s return value is
187 // a product of this maximum relevance score and some attenuating factors 187 // a product of this maximum relevance score and some attenuating factors
188 // that are all between 0 and 1. (Note that Shortcuts results may have 188 // that are all between 0 and 1. (Note that Shortcuts results may have
189 // their scores reduced later if the assigned score is higher than allowed 189 // their scores reduced later if the assigned score is higher than allowed
190 // for non-inlineable results. Shortcuts results are not allowed to be 190 // for non-inlineable results. Shortcuts results are not allowed to be
191 // inlined.) 191 // inlined.)
192 static bool ShortcutsScoringMaxRelevance( 192 static bool ShortcutsScoringMaxRelevance(
193 AutocompleteInput::PageClassification current_page_classification, 193 metrics::OmniboxEventProto::PageClassification
194 current_page_classification,
194 int* max_relevance); 195 int* max_relevance);
195 196
196 // --------------------------------------------------------- 197 // ---------------------------------------------------------
197 // For the SearchHistory experiment that's part of the bundled omnibox 198 // For the SearchHistory experiment that's part of the bundled omnibox
198 // field trial. 199 // field trial.
199 200
200 // Returns true if the user is in the experiment group that, given the 201 // Returns true if the user is in the experiment group that, given the
201 // provided |current_page_classification| context, scores search history 202 // provided |current_page_classification| context, scores search history
202 // query suggestions less aggressively so that they don't inline. 203 // query suggestions less aggressively so that they don't inline.
203 static bool SearchHistoryPreventInlining( 204 static bool SearchHistoryPreventInlining(
204 AutocompleteInput::PageClassification current_page_classification); 205 metrics::OmniboxEventProto::PageClassification
206 current_page_classification);
205 207
206 // Returns true if the user is in the experiment group that, given the 208 // Returns true if the user is in the experiment group that, given the
207 // provided |current_page_classification| context, disables all query 209 // provided |current_page_classification| context, disables all query
208 // suggestions from search history. 210 // suggestions from search history.
209 static bool SearchHistoryDisable( 211 static bool SearchHistoryDisable(
210 AutocompleteInput::PageClassification current_page_classification); 212 metrics::OmniboxEventProto::PageClassification
213 current_page_classification);
211 214
212 // --------------------------------------------------------- 215 // ---------------------------------------------------------
213 // For the DemoteByType experiment that's part of the bundled omnibox field 216 // For the DemoteByType experiment that's part of the bundled omnibox field
214 // trial. 217 // trial.
215 218
216 // If the user is in an experiment group that, in the provided 219 // If the user is in an experiment group that, in the provided
217 // |current_page_classification| context, demotes the relevance scores 220 // |current_page_classification| context, demotes the relevance scores
218 // of certain types of matches, populates the |demotions_by_type| map 221 // of certain types of matches, populates the |demotions_by_type| map
219 // appropriately. Otherwise, sets |demotions_by_type| to its default 222 // appropriately. Otherwise, sets |demotions_by_type| to its default
220 // value based on the context. 223 // value based on the context.
221 static void GetDemotionsByType( 224 static void GetDemotionsByType(
222 AutocompleteInput::PageClassification current_page_classification, 225 metrics::OmniboxEventProto::PageClassification
226 current_page_classification,
223 DemotionMultipliers* demotions_by_type); 227 DemotionMultipliers* demotions_by_type);
224 228
225 // --------------------------------------------------------- 229 // ---------------------------------------------------------
226 // For the HistoryURL provider new scoring experiment that is part of the 230 // For the HistoryURL provider new scoring experiment that is part of the
227 // bundled omnibox field trial. 231 // bundled omnibox field trial.
228 232
229 // Initializes the HUP |scoring_params| based on the active HUP scoring 233 // Initializes the HUP |scoring_params| based on the active HUP scoring
230 // experiment. If there is no such experiment, this function simply sets 234 // experiment. If there is no such experiment, this function simply sets
231 // |scoring_params|->experimental_scoring_enabled to false. 235 // |scoring_params|->experimental_scoring_enabled to false.
232 static void GetExperimentalHUPScoringParams(HUPScoringParams* scoring_params); 236 static void GetExperimentalHUPScoringParams(HUPScoringParams* scoring_params);
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319 // This function returns the value associated with the |rule| that applies 323 // This function returns the value associated with the |rule| that applies
320 // in the current context (which currently consists of |page_classification| 324 // in the current context (which currently consists of |page_classification|
321 // and whether Instant Extended is enabled). If no such rule exists in the 325 // and whether Instant Extended is enabled). If no such rule exists in the
322 // current context, fall back to the rule in various wildcard contexts and 326 // current context, fall back to the rule in various wildcard contexts and
323 // return its value if found. If the rule remains unfound in the global 327 // return its value if found. If the rule remains unfound in the global
324 // context, returns the empty string. For more details, including how we 328 // context, returns the empty string. For more details, including how we
325 // prioritize different wildcard contexts, see the implementation. How to 329 // prioritize different wildcard contexts, see the implementation. How to
326 // interpret the value is left to the caller; this is rule-dependent. 330 // interpret the value is left to the caller; this is rule-dependent.
327 static std::string GetValueForRuleInContext( 331 static std::string GetValueForRuleInContext(
328 const std::string& rule, 332 const std::string& rule,
329 AutocompleteInput::PageClassification page_classification); 333 metrics::OmniboxEventProto::PageClassification page_classification);
330 334
331 DISALLOW_IMPLICIT_CONSTRUCTORS(OmniboxFieldTrial); 335 DISALLOW_IMPLICIT_CONSTRUCTORS(OmniboxFieldTrial);
332 }; 336 };
333 337
334 #endif // CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_ 338 #endif // CHROME_BROWSER_OMNIBOX_OMNIBOX_FIELD_TRIAL_H_
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