Update to Chromium version 112.0.5615.0

- Windows: VS2022 and Win11 SDK 10.0.22621.0 are now required.

libcef_dll/base/cef_weak_ptr.cc

@@ -5,7 +5,7 @@
 #include "include/base/cef_weak_ptr.h"
 
 namespace base {
-namespace internal {
+namespace cef_internal {
 
 WeakReference::Flag::Flag() {
   // Flags only become bound when checked for validity, or invalidated,
@@ -97,5 +97,5 @@ WeakPtrFactoryBase::~WeakPtrFactoryBase() {
   ptr_ = 0;
 }
 
-}  // namespace internal
+}  // namespace cef_internal
 }  // namespace base