Add a triggered profile reset mechanism.

chrome/browser/ui/startup/startup_browser_creator_impl.cc

Index: chrome/browser/ui/startup/startup_browser_creator_impl.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator_impl.cc b/chrome/browser/ui/startup/startup_browser_creator_impl.cc
index ecbc5dc81b1829f603ecab69608efbbcdea3efe3..61fb39c5ec89a5aba77d9a873a74ff5a7b2a32ea 100644
--- a/chrome/browser/ui/startup/startup_browser_creator_impl.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator_impl.cc
@@ -40,6 +40,8 @@
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/prefs/session_startup_pref.h"
+#include "chrome/browser/profile_resetter/triggered_profile_resetter.h"
+#include "chrome/browser/profile_resetter/triggered_profile_resetter_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_io_data.h"
 #include "chrome/browser/sessions/session_restore.h"
@@ -55,6 +57,7 @@
 #include "chrome/browser/ui/browser_tabrestore.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/chrome_pages.h"
 #include "chrome/browser/ui/extensions/app_launch_params.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/ui/host_desktop.h"
@@ -255,9 +258,12 @@ const Extension* GetPlatformApp(Profile* profile,
 
 namespace internals {
 
+GURL GetResetSettingsURL() {
+  return GURL(chrome::GetSettingsUrl(chrome::kResetProfileSettingsSubPage));
+}
+
 GURL GetWelcomePageURL() {
-  std::string welcome_url = l10n_util::GetStringUTF8(IDS_WELCOME_PAGE_URL);
-  return GURL(welcome_url);
+  return GURL(l10n_util::GetStringUTF8(IDS_WELCOME_PAGE_URL));
 }
 
 }  // namespace internals
@@ -530,10 +536,7 @@ void StartupBrowserCreatorImpl::ProcessLaunchURLs(
       // if desired.
       if (!HasPendingUncleanExit(profile_)) {
         std::vector<GURL> adjusted_urls(urls_to_open);
-        if (welcome_run_type_ == WelcomeRunType::FIRST_TAB) {
-          adjusted_urls.insert(adjusted_urls.begin(),
-                               internals::GetWelcomePageURL());
-        }
+        AddSpecialURLs(&adjusted_urls);
         if (service->RestoreIfNecessary(adjusted_urls))
           return;
       }
@@ -614,12 +617,8 @@ bool StartupBrowserCreatorImpl::ProcessStartupURLs(
     }
 #endif
 
-    // Optionally include the welcome page.
     std::vector<GURL> adjusted_urls(urls_to_open);
-    if (welcome_run_type_ == WelcomeRunType::FIRST_TAB) {
-      adjusted_urls.insert(adjusted_urls.begin(),
-                           internals::GetWelcomePageURL());
-    }
+    AddSpecialURLs(&adjusted_urls);
 
     // The startup code only executes for browsers launched in desktop mode.
     // i.e. HOST_DESKTOP_TYPE_NATIVE. Ash should never get here.
@@ -677,9 +676,10 @@ Browser* StartupBrowserCreatorImpl::ProcessSpecifiedURLs(
     UrlsToTabs(urls, &tabs);
   } else if (pref.type == SessionStartupPref::URLS && !pref.urls.empty() &&
              !HasPendingUncleanExit(profile_)) {
-    // Optionally include the welcome page first.
-    if (welcome_run_type_ == WelcomeRunType::FIRST_TAB)
-      UrlsToTabs(std::vector<GURL>(1, internals::GetWelcomePageURL()), &tabs);
+    std::vector<GURL> extra_urls;
+    AddSpecialURLs(&extra_urls);
+    UrlsToTabs(extra_urls, &tabs);
+
     // Only use the set of urls specified in preferences if nothing was
     // specified on the command line. Filter out any urls that are to be
     // restored by virtue of having been previously pinned.
@@ -861,13 +861,13 @@ void StartupBrowserCreatorImpl::AddStartupURLs(
     }
   }
 
-  // Otherwise open at least the new tab page (and optionally the welcome page
-  // at the front or back as indicated by welcome_run_type_), or the set of URLs
-  // specified on the command line.
+  // Otherwise open at least the new tab page (and any pages deemed needed by
+  // AddSpecialURLs()), or the set of URLs specified on the command line.
   if (startup_urls->empty()) {
-    if (welcome_run_type_ == WelcomeRunType::FIRST_TAB)
-      startup_urls->push_back(internals::GetWelcomePageURL());
+    AddSpecialURLs(startup_urls);
     startup_urls->push_back(GURL(chrome::kChromeUINewTabURL));
+
+    // Special case the FIRST_RUN_LAST_TAB case of the welcome page.
     if (welcome_run_type_ == WelcomeRunType::FIRST_RUN_LAST_TAB)
       startup_urls->push_back(internals::GetWelcomePageURL());
   }
@@ -901,6 +901,18 @@ void StartupBrowserCreatorImpl::AddStartupURLs(
   }
 }
 
+void StartupBrowserCreatorImpl::AddSpecialURLs(
+    std::vector<GURL>* url_list) const {
+  // Optionally include the welcome page.
+  if (welcome_run_type_ == WelcomeRunType::FIRST_TAB)
+    url_list->insert(url_list->begin(), internals::GetWelcomePageURL());
+
+  // If this Profile is marked for a reset prompt, ensure the reset
+  // settings dialog appears.
+  if (CheckAndClearProfileResetTrigger())
+    url_list->insert(url_list->begin(), internals::GetResetSettingsURL());
+}
+
 // For first-run, the type will be FIRST_RUN_LAST for all systems except for
 // Windows 10+, where it will be FIRST_RUN_FIRST. For non-first run, the type
 // will be NONE for all systems except for Windows 10+, where it will be
@@ -979,3 +991,17 @@ void StartupBrowserCreatorImpl::RecordRapporOnStartupURLs(
                                             "Startup.BrowserLaunchURL", url);
   }
 }
+
+bool StartupBrowserCreatorImpl::CheckAndClearProfileResetTrigger() const {
+  bool has_reset_trigger = false;
+#if defined(OS_WIN)
+  TriggeredProfileResetter* triggered_profile_resetter =
+      TriggeredProfileResetterFactory::GetForBrowserContext(profile_);
+  // TriggeredProfileResetter instance will be nullptr for incognito profiles.
+  if (triggered_profile_resetter) {
+    has_reset_trigger = triggered_profile_resetter->HasResetTrigger();
+    triggered_profile_resetter->ClearResetTrigger();
+  }
+#endif  // defined(OS_WIN)
+  return has_reset_trigger;
+}