chrome/browser/prerender/prerender_field_trial.h - Issue 2754003006: Prerender: omnibox and instant field trial parameters.

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Side by Side Diff: chrome/browser/prerender/prerender_field_trial.h

Issue 2754003006: Prerender: omnibox and instant field trial parameters. (Closed)

Patch Set: comments Created 3 years, 9 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_PRERENDER_PRERENDER_FIELD_TRIAL_H_	5 #ifndef CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_

6 #define CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_	6 #define CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_

7	7

8 #include "base/feature_list.h"	8 #include "base/feature_list.h"

9	9

10 class Profile;	10 class Profile;

11	11

12 namespace prerender {	12 namespace prerender {

13	13

	14 // These Finch feature and parameter strings exposed for for testing.

14 extern const base::Feature kNoStatePrefetchFeature;	15 extern const base::Feature kNoStatePrefetchFeature;

15 extern const char kNoStatePrefetchFeatureModeParameterName[];	16 extern const char kNoStatePrefetchFeatureModeParameterName[];

	17 extern const char kNoStatePrefetchFeatureInstantModeParameterName[];

	18 extern const char kNoStatePrefetchFeatureOmniboxModeParameterName[];

16 extern const char kNoStatePrefetchFeatureModeParameterPrefetch[];	19 extern const char kNoStatePrefetchFeatureModeParameterPrefetch[];

17 extern const char kNoStatePrefetchFeatureModeParameterPrerender[];	20 extern const char kNoStatePrefetchFeatureModeParameterPrerender[];

18 extern const char kNoStatePrefetchFeatureModeParameterSimpleLoad[];	21 extern const char kNoStatePrefetchFeatureModeParameterSimpleLoad[];

	22 extern const char kNoStatePrefetchFeatureModeParameterDisabled[];

19	23

20 // Configures prerender using kNoStatePrefetchFeature and field trial	24 // Configures prerender using kNoStatePrefetchFeature and field trial

21 // parameters.	25 // parameters.

22 void ConfigurePrerender();	26 void ConfigurePrerender();

23	27

24 // Returns true if the user has opted in or has been opted in to the	28 // Returns true if the user has opted in or has been opted in to the

25 // prerendering from Omnibox experiment.	29 // prerendering from Omnibox experiment.

26 bool IsOmniboxEnabled(Profile* profile);	30 bool IsOmniboxEnabled(Profile* profile);

27	31

28 } // namespace prerender	32 } // namespace prerender

29	33

30 #endif // CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_	34 #endif // CHROME_BROWSER_PRERENDER_PRERENDER_FIELD_TRIAL_H_

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