1 files changed, 20 insertions, 0 deletions
diff --git a/chromium/sandbox/win/src/win_utils.cc b/chromium/sandbox/win/src/win_utils.cc
index 2225c88f83e..4b80c6eda77 100644
--- a/chromium/sandbox/win/src/win_utils.cc
+++ b/chromium/sandbox/win/src/win_utils.cc
@@ -545,6 +545,26 @@ void* GetProcessBaseAddress(HANDLE process) {
   return base_address;
 }
 
+DWORD GetTokenInformation(HANDLE token,
+                          TOKEN_INFORMATION_CLASS info_class,
+                          std::unique_ptr<BYTE[]>* buffer) {
+  // Get the required buffer size.
+  DWORD size = 0;
+  ::GetTokenInformation(token, info_class, nullptr, 0, &size);
+  if (!size) {
+    return ::GetLastError();
+  }
+
+  auto temp_buffer = std::make_unique<BYTE[]>(size);
+  if (!::GetTokenInformation(token, info_class, temp_buffer.get(), size,
+                             &size)) {
+    return ::GetLastError();
+  }
+
+  *buffer = std::move(temp_buffer);
+  return ERROR_SUCCESS;
+}
+
 }  // namespace sandbox
 
 void ResolveNTFunctionPtr(const char* name, void* ptr) {