[js] Convert to using size instead of sentinels

This CL changes the DefineMethod, DefineProps and DefineConsts methods
to pass a size instead of depending on a sentinel value in the
definition arrays.

Change-Id: Ie054544124290c0833a8b21af175a203ca99591a
Reviewed-on: https://pdfium-review.googlesource.com/20551
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/fxjs/xfa/cjx_list.cpp b/fxjs/xfa/cjx_list.cpp
index 84bdf7bd07..198804dbed 100644
--- a/fxjs/xfa/cjx_list.cpp
+++ b/fxjs/xfa/cjx_list.cpp
@@ -18,11 +18,10 @@
 const CJX_MethodSpec CJX_List::MethodSpecs[] = {{"append", append_static},
                                                 {"insert", insert_static},
                                                 {"item", item_static},
-                                                {"remove", remove_static},
-                                                {"", nullptr}};
+                                                {"remove", remove_static}};
 
 CJX_List::CJX_List(CXFA_List* list) : CJX_Object(list) {
-  DefineMethods(MethodSpecs);
+  DefineMethods(MethodSpecs, FX_ArraySize(MethodSpecs));
 }
 
 CJX_List::~CJX_List() {}