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

chrome/browser/renderer_context_menu/render_view_context_menu.cc

Index: chrome/browser/renderer_context_menu/render_view_context_menu.cc
diff --git a/chrome/browser/renderer_context_menu/render_view_context_menu.cc b/chrome/browser/renderer_context_menu/render_view_context_menu.cc
index 31641c5120936ed452fe7aacfbdb8d51609ea702..93938bf205d32dadb1c8323f28c4e8703431d581 100644
--- a/chrome/browser/renderer_context_menu/render_view_context_menu.cc
+++ b/chrome/browser/renderer_context_menu/render_view_context_menu.cc
@@ -689,7 +689,7 @@ void RenderViewContextMenu::AppendAllExtensionItems() {
   for (size_t i = 0; i < sorted_menu_titles.size(); ++i) {
     std::vector<const Extension*>& extensions =
         title_to_extensions_map[sorted_menu_titles[i]];
-    for (const auto& extension : extensions) {
+    for (auto* extension : extensions) {
       MenuItem::ExtensionKey extension_key(extension->id());
       extension_items_.AppendExtensionItems(extension_key,
                                             printable_selection_text, &index,