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[email protected]3b63f8f42011-03-28 01:54:151// Copyright (c) 2011 The Chromium Authors. All rights reserved.
[email protected]1152b7e2009-09-14 03:26:032// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
[email protected]e6b5bc22011-09-08 22:01:565#ifndef CHROME_BROWSER_CHROME_BROWSER_MAIN_H_
6#define CHROME_BROWSER_CHROME_BROWSER_MAIN_H_
[email protected]32b76ef2010-07-26 23:08:247#pragma once
[email protected]1152b7e2009-09-14 03:26:038
[email protected]f8abf722010-07-07 19:46:249#include "base/basictypes.h"
[email protected]5e6efa52011-06-27 17:26:4110#include "base/gtest_prod_util.h"
[email protected]b48c9182011-10-26 18:03:3011#include "base/memory/scoped_ptr.h"
[email protected]835d7c82010-10-14 04:38:3812#include "base/metrics/field_trial.h"
[email protected]f8abf722010-07-07 19:46:2413#include "base/tracked_objects.h"
[email protected]c1702d712011-09-08 19:41:4314#include "chrome/browser/first_run/first_run.h"
[email protected]66013922011-09-13 18:53:4215#include "chrome/browser/process_singleton.h"
[email protected]b48c9182011-10-26 18:03:3016#include "content/public/browser/browser_main_parts.h"
[email protected]f8abf722010-07-07 19:46:2417
[email protected]c7480942011-11-08 19:18:2718class BrowserInit;
[email protected]c1702d712011-09-08 19:41:4319class BrowserProcessImpl;
[email protected]edafd4c2011-05-10 17:18:5320class FieldTrialSynchronizer;
[email protected]f967b722011-09-07 00:58:0421class HistogramSynchronizer;
[email protected]1152b7e2009-09-14 03:26:0322class MetricsService;
[email protected]edafd4c2011-05-10 17:18:5323class PrefService;
[email protected]c1702d712011-09-08 19:41:4324class Profile;
[email protected]f967b722011-09-07 00:58:0425class ShutdownWatcherHelper;
[email protected]c1702d712011-09-08 19:41:4326class TranslateManager;
[email protected]5f988b92011-05-18 07:14:0827
[email protected]cbce47242011-08-12 21:40:5928namespace chrome_browser {
29// For use by ShowMissingLocaleMessageBox.
30extern const char kMissingLocaleDataTitle[];
31extern const char kMissingLocaleDataMessage[];
32}
33
[email protected]10fe40c2011-11-05 03:27:4634namespace chrome_browser_metrics {
35class TrackingSynchronizer;
36}
37
[email protected]4573fbd2011-10-31 20:25:1838namespace content {
39struct MainFunctionParams;
40}
41
[email protected]f967b722011-09-07 00:58:0442class ChromeBrowserMainParts : public content::BrowserMainParts {
[email protected]f8abf722010-07-07 19:46:2443 public:
[email protected]f967b722011-09-07 00:58:0444 virtual ~ChromeBrowserMainParts();
[email protected]f8abf722010-07-07 19:46:2445
[email protected]069cd9952011-10-01 16:34:4546 // Constructs metrics service and does related initialization, including
47 // creation of field trials. Call only after labs have been converted to
48 // switches.
[email protected]b48c9182011-10-26 18:03:3049 MetricsService* SetupMetricsAndFieldTrials(PrefService* local_state);
50
[email protected]4573fbd2011-10-31 20:25:1851 const content::MainFunctionParams& parameters() const {
[email protected]b48c9182011-10-26 18:03:3052 return parameters_;
53 }
54 const CommandLine& parsed_command_line() const {
55 return parsed_command_line_;
56 }
[email protected]069cd9952011-10-01 16:34:4557
[email protected]f8abf722010-07-07 19:46:2458 protected:
[email protected]4573fbd2011-10-31 20:25:1859 explicit ChromeBrowserMainParts(
60 const content::MainFunctionParams& parameters);
[email protected]f8abf722010-07-07 19:46:2461
[email protected]b48c9182011-10-26 18:03:3062 // content::BrowserParts overrides
[email protected]c7480942011-11-08 19:18:2763 virtual void PreEarlyInitialization() OVERRIDE;
64 virtual void PostEarlyInitialization() OVERRIDE;
[email protected]f967b722011-09-07 00:58:0465 virtual void ToolkitInitialized() OVERRIDE;
[email protected]c7480942011-11-08 19:18:2766 virtual void PreMainMessageLoopStart() OVERRIDE;
67 virtual void PostMainMessageLoopStart() OVERRIDE;
[email protected]b48c9182011-10-26 18:03:3068 virtual void PreMainMessageLoopRun() OVERRIDE;
69 virtual bool MainMessageLoopRun(int* result_code) OVERRIDE;
[email protected]c7480942011-11-08 19:18:2770 virtual void PostMainMessageLoopRun() OVERRIDE;
[email protected]b48c9182011-10-26 18:03:3071
72 // Displays a warning message that we can't find any locale data files.
73 virtual void ShowMissingLocaleMessageBox() = 0;
[email protected]f8abf722010-07-07 19:46:2474
[email protected]1fec64352010-07-27 13:55:2175 private:
[email protected]f8abf722010-07-07 19:46:2476 // Methods for |EarlyInitialization()| ---------------------------------------
77
78 // A/B test for the maximum number of persistent connections per host.
79 void ConnectionFieldTrial();
80
81 // A/B test for determining a value for unused socket timeout.
82 void SocketTimeoutFieldTrial();
83
[email protected]78a258a2010-08-02 16:34:2684 // A/B test for the maximum number of connections per proxy server.
85 void ProxyConnectionsFieldTrial();
86
[email protected]f8abf722010-07-07 19:46:2487 // A/B test for spdy when --use-spdy not set.
88 void SpdyFieldTrial();
89
[email protected]6930c522011-07-28 22:15:1990 // A/B test for warmest socket vs. most recently used socket.
91 void WarmConnectionFieldTrial();
92
[email protected]06d94042010-08-25 01:45:2293 // A/B test for automatically establishing a backup TCP connection when a
94 // specified timeout value is reached.
95 void ConnectBackupJobsFieldTrial();
96
[email protected]67372ecf2011-09-10 01:30:4697 // Field trial to see what disabling DNS pre-resolution does to
98 // latency of page loads.
99 void PredictorFieldTrial();
100
[email protected]51a7a9d2011-09-27 17:21:41101 // Field trial to see what effect installing defaults in the NTP apps pane
102 // has on retention and general apps/webstore usage.
103 void DefaultAppsFieldTrial();
104
[email protected]069cd9952011-10-01 16:34:45105 // Methods for |SetupMetricsAndFieldTrials()| --------------------------------
106
107 static MetricsService* InitializeMetrics(
[email protected]edafd4c2011-05-10 17:18:53108 const CommandLine& parsed_command_line,
109 const PrefService* local_state);
110
111 // Add an invocation of your field trial init function to this method.
[email protected]12c84e22011-07-11 09:35:45112 void SetupFieldTrials(bool metrics_recording_enabled,
113 bool proxy_policy_is_set);
[email protected]edafd4c2011-05-10 17:18:53114
[email protected]b48c9182011-10-26 18:03:30115 // Methods for Main Message Loop -------------------------------------------
116
117 int PreMainMessageLoopRunImpl();
[email protected]c7480942011-11-08 19:18:27118 void StartBrowserOrUITask();
[email protected]b48c9182011-10-26 18:03:30119
[email protected]f8abf722010-07-07 19:46:24120 // Members initialized on construction ---------------------------------------
121
[email protected]4573fbd2011-10-31 20:25:18122 const content::MainFunctionParams& parameters_;
[email protected]b48c9182011-10-26 18:03:30123 const CommandLine& parsed_command_line_;
124 int result_code_;
125
[email protected]f967b722011-09-07 00:58:04126 // Create ShutdownWatcherHelper object for watching jank during shutdown.
127 // Please keep |shutdown_watcher| as the first object constructed, and hence
128 // it is destroyed last.
129 scoped_ptr<ShutdownWatcherHelper> shutdown_watcher_;
[email protected]f8abf722010-07-07 19:46:24130
[email protected]f8abf722010-07-07 19:46:24131 // Creating this object starts tracking the creation and deletion of Task
132 // instance. This MUST be done before main_message_loop, so that it is
133 // destroyed after the main_message_loop.
134 tracked_objects::AutoTracking tracking_objects_;
[email protected]f8abf722010-07-07 19:46:24135
[email protected]edafd4c2011-05-10 17:18:53136 // Statistical testing infrastructure for the entire browser. NULL until
137 // SetupMetricsAndFieldTrials is called.
138 scoped_ptr<base::FieldTrialList> field_trial_list_;
[email protected]f8abf722010-07-07 19:46:24139
[email protected]0f247aea82011-09-03 03:05:51140 // Members initialized after / released before main_message_loop_ ------------
141
[email protected]c7480942011-11-08 19:18:27142 scoped_ptr<BrowserInit> browser_init_;
[email protected]c1702d712011-09-08 19:41:43143 scoped_ptr<BrowserProcessImpl> browser_process_;
[email protected]0f247aea82011-09-03 03:05:51144 scoped_refptr<HistogramSynchronizer> histogram_synchronizer_;
[email protected]10fe40c2011-11-05 03:27:46145 scoped_refptr<chrome_browser_metrics::TrackingSynchronizer>
146 tracking_synchronizer_;
[email protected]c1702d712011-09-08 19:41:43147 scoped_ptr<ProcessSingleton> process_singleton_;
148 scoped_ptr<FirstRun::MasterPrefs> master_prefs_;
149 bool record_search_engine_;
150 TranslateManager* translate_manager_;
151 Profile* profile_;
152 bool run_message_loop_;
[email protected]66013922011-09-13 18:53:42153 ProcessSingleton::NotifyResult notify_result_;
[email protected]0f247aea82011-09-03 03:05:51154
[email protected]edafd4c2011-05-10 17:18:53155 // Initialized in SetupMetricsAndFieldTrials.
156 scoped_refptr<FieldTrialSynchronizer> field_trial_synchronizer_;
157
[email protected]5e6efa52011-06-27 17:26:41158 FRIEND_TEST(BrowserMainTest, WarmConnectionFieldTrial_WarmestSocket);
159 FRIEND_TEST(BrowserMainTest, WarmConnectionFieldTrial_Random);
160 FRIEND_TEST(BrowserMainTest, WarmConnectionFieldTrial_Invalid);
[email protected]f967b722011-09-07 00:58:04161 DISALLOW_COPY_AND_ASSIGN(ChromeBrowserMainParts);
[email protected]f8abf722010-07-07 19:46:24162};
163
[email protected]1152b7e2009-09-14 03:26:03164// Records the conditions that can prevent Breakpad from generating and
165// sending crash reports. The presence of a Breakpad handler (after
166// attempting to initialize crash reporting) and the presence of a debugger
167// are registered with the UMA metrics service.
168void RecordBreakpadStatusUMA(MetricsService* metrics);
169
[email protected]34f73fb2010-03-24 20:50:34170// Displays a warning message if some minimum level of OS support is not
171// present on the current platform.
172void WarnAboutMinimumSystemRequirements();
[email protected]1152b7e2009-09-14 03:26:03173
[email protected]45d72762011-04-15 18:58:20174// Records the time from our process' startup to the present time in
175// the UMA histogram |metric_name|.
176void RecordBrowserStartupTime();
177
[email protected]28f576f2011-08-26 20:46:55178// Records a time value to an UMA histogram in the context of the
179// PreReadExperiment field-trial. This also reports to the appropriate
180// sub-histogram (_PreRead(Enabled|Disabled)).
181void RecordPreReadExperimentTime(const char* name, base::TimeDelta time);
182
[email protected]e6b5bc22011-09-08 22:01:56183#endif // CHROME_BROWSER_CHROME_BROWSER_MAIN_H_