[llvm-driver] Pass extra arguments to tools

Differential Revision: https://reviews.llvm.org/D137799
diff --git a/llvm/tools/llvm-size/llvm-size.cpp b/llvm/tools/llvm-size/llvm-size.cpp
index 32dbf3d..048a98b 100644
--- a/llvm/tools/llvm-size/llvm-size.cpp
+++ b/llvm/tools/llvm-size/llvm-size.cpp
@@ -26,6 +26,7 @@
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Format.h"
 #include "llvm/Support/InitLLVM.h"
+#include "llvm/Support/LLVMDriver.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/WithColor.h"
 #include "llvm/Support/raw_ostream.h"
@@ -869,7 +870,7 @@
          << "(TOTALS)\n";
 }
 
-int llvm_size_main(int argc, char **argv) {
+int llvm_size_main(int argc, char **argv, const llvm::ToolContext &) {
   InitLLVM X(argc, argv);
   BumpPtrAllocator A;
   StringSaver Saver(A);