Revert of Use ChromeBrowserStateManager instead of BrowserListIOS.

ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.mm

Index: ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.mm
diff --git a/ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.mm b/ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.mm
index df84d972776e0b59da8a02a901940af915744cc9..5362854bf7bf0c993d42a41b8e4b94928d4ad75a 100644
--- a/ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.mm
+++ b/ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.mm
@@ -4,15 +4,14 @@
 
 #include "ios/chrome/browser/tabs/tab_model_synced_window_delegate_getter.h"
 
-#include "base/logging.h"
-#include "ios/chrome/browser/application_context.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
-#include "ios/chrome/browser/browser_state/chrome_browser_state_manager.h"
-#import "ios/chrome/browser/tabs/tab_model.h"
-#import "ios/chrome/browser/tabs/tab_model_list.h"
+#include "ios/chrome/browser/tabs/tab_model.h"
 #import "ios/chrome/browser/tabs/tab_model_synced_window_delegate.h"
+#import "ios/chrome/browser/ui/browser_list_ios.h"
 
-TabModelSyncedWindowDelegatesGetter::TabModelSyncedWindowDelegatesGetter() {}
+TabModelSyncedWindowDelegatesGetter::TabModelSyncedWindowDelegatesGetter(
+    ios::ChromeBrowserState* browser_state)
+    : browser_state_(browser_state) {}
 
 TabModelSyncedWindowDelegatesGetter::~TabModelSyncedWindowDelegatesGetter() {}
 
@@ -20,20 +19,18 @@
 TabModelSyncedWindowDelegatesGetter::GetSyncedWindowDelegates() {
   std::set<const sync_sessions::SyncedWindowDelegate*> synced_window_delegates;
 
-  std::vector<ios::ChromeBrowserState*> browser_states =
-      GetApplicationContext()
-          ->GetChromeBrowserStateManager()
-          ->GetLoadedBrowserStates();
-
-  for (auto* browser_state : browser_states) {
-    DCHECK(!browser_state->IsOffTheRecord());
-    NSArray<TabModel*>* tabModels =
-        GetTabModelsForChromeBrowserState(browser_state);
-    for (TabModel* tabModel in tabModels) {
-      if (tabModel.currentTab) {
-        synced_window_delegates.insert([tabModel syncedWindowDelegate]);
-      }
-    }
+  for (BrowserListIOS::const_iterator iter = BrowserListIOS::begin();
+       iter != BrowserListIOS::end(); ++iter) {
+    id<BrowserIOS> browser = *iter;
+    TabModel* tabModel = [browser tabModel];
+    // TODO(crbug.com/548612): BrowserState may be unnecessary as iOS does not
+    // support multiple profiles starting with M47. There should still be a way
+    // to filter out Incognito delegates, though.
+    if (tabModel.browserState != browser_state_)
+      continue;
+    // Do not return windows without any tabs, to match desktop.
+    if ([tabModel currentTab])
+      synced_window_delegates.insert([tabModel syncedWindowDelegate]);
   }
 
   return synced_window_delegates;
@@ -41,7 +38,8 @@
 
 const sync_sessions::SyncedWindowDelegate*
 TabModelSyncedWindowDelegatesGetter::FindById(SessionID::id_type session_id) {
-  for (const auto* delegate : GetSyncedWindowDelegates()) {
+  for (const sync_sessions::SyncedWindowDelegate* delegate :
+       GetSyncedWindowDelegates()) {
     if (session_id == delegate->GetSessionId())
       return delegate;
   }