content: Change auto to not deduce raw pointers.

content/browser/frame_host/navigation_entry_impl.cc

Index: content/browser/frame_host/navigation_entry_impl.cc
diff --git a/content/browser/frame_host/navigation_entry_impl.cc b/content/browser/frame_host/navigation_entry_impl.cc
index 6baa2a7fbd5ddd817b9ecfd74524e70a65e96eac..cecfb105f0f79b29e7edbed41b84998da1252d6d 100644
--- a/content/browser/frame_host/navigation_entry_impl.cc
+++ b/content/browser/frame_host/navigation_entry_impl.cc
@@ -131,7 +131,7 @@ NavigationEntryImpl::TreeNode::CloneAndReplace(
       new NavigationEntryImpl::TreeNode(frame_entry->Clone()));
 
   // Recursively clone the children.
-  for (auto& child : children) {
+  for (auto* child : children) {
     copy->children.push_back(
         child->CloneAndReplace(frame_tree_node, frame_navigation_entry, false));
   }
@@ -776,7 +776,7 @@ NavigationEntryImpl::TreeNode* NavigationEntryImpl::FindFrameEntry(
       return node;
 
     // Enqueue any children and keep looking.
-    for (auto& child : node->children)
+    for (auto* child : node->children)
       work_queue.push(child);
   }
   return nullptr;