1 files changed, 31 insertions, 0 deletions
diff --git a/chromium/base/memory/raw_ptr.h b/chromium/base/memory/raw_ptr.h
index 4d978e97986..639713cd619 100644
--- a/chromium/base/memory/raw_ptr.h
+++ b/chromium/base/memory/raw_ptr.h
@@ -1051,6 +1051,37 @@ ALWAYS_INLINE bool operator>=(const raw_ptr<U, I>& lhs,
   return lhs.GetForComparison() >= rhs.GetForComparison();
 }
 
+// Template helpers for working with T* or raw_ptr<T>.
+template <typename T>
+struct IsPointer : std::false_type {};
+
+template <typename T>
+struct IsPointer<T*> : std::true_type {};
+
+template <typename T, typename I>
+struct IsPointer<raw_ptr<T, I>> : std::true_type {};
+
+template <typename T>
+inline constexpr bool IsPointerV = IsPointer<T>::value;
+
+template <typename T>
+struct RemovePointer {
+  using type = T;
+};
+
+template <typename T>
+struct RemovePointer<T*> {
+  using type = T;
+};
+
+template <typename T, typename I>
+struct RemovePointer<raw_ptr<T, I>> {
+  using type = T;
+};
+
+template <typename T>
+using RemovePointerT = typename RemovePointer<T>::type;
+
 }  // namespace base
 
 using base::raw_ptr;