chrome/browser/extensions: Change auto to not deduce raw pointers.

chrome/browser/extensions/api/tabs/tabs_api.cc

Index: chrome/browser/extensions/api/tabs/tabs_api.cc
diff --git a/chrome/browser/extensions/api/tabs/tabs_api.cc b/chrome/browser/extensions/api/tabs/tabs_api.cc
index 1b6efc24297405eefa0d8a899f6cbc0b82dbbc3b..a6efc8c978387abe4d0c4c523c5009a5e2b84a3b 100644
--- a/chrome/browser/extensions/api/tabs/tabs_api.cc
+++ b/chrome/browser/extensions/api/tabs/tabs_api.cc
@@ -336,7 +336,7 @@ bool WindowsGetLastFocusedFunction::RunSync() {
   // The WindowControllerList should contain a list of application,
   // browser and devtools windows.
   WindowController* controller = nullptr;
-  for (auto iter : WindowControllerList::GetInstance()->windows()) {
+  for (auto* iter : WindowControllerList::GetInstance()->windows()) {
     if (windows_util::CanOperateOnWindow(this, iter,
                                          extractor.type_filters())) {
       controller = iter;