NaCl: Update revision in DEPS, r8480 -> r8500

chrome/common/nacl_debug_exception_handler_win.cc

Index: chrome/common/nacl_debug_exception_handler_win.cc
diff --git a/chrome/common/nacl_debug_exception_handler_win.cc b/chrome/common/nacl_debug_exception_handler_win.cc
index 4ed4323195a180956ffe50f62e189ec2a5a03c8b..26209b6bf7aa132631c4f2de1f6106c690e43471 100644
--- a/chrome/common/nacl_debug_exception_handler_win.cc
+++ b/chrome/common/nacl_debug_exception_handler_win.cc
@@ -43,11 +43,9 @@ class DebugExceptionHandler : public base::PlatformThread::Delegate {
     message_loop_->PostTask(FROM_HERE, base::Bind(on_connected_, attached));
 
     if (attached) {
-      // TODO(mseaborn): Clean up the NaCl side to remove the need for
-      // a const_cast here.
       NaClDebugExceptionHandlerRun(
           nacl_process_,
-          reinterpret_cast<void*>(const_cast<char*>(startup_info_.data())),
+          reinterpret_cast<const void*>(startup_info_.data()),
           startup_info_.size());
     }
     delete this;