[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_instancemanager.cpp b/fxjs/xfa/cjx_instancemanager.cpp
index 19c6d72cc3..23048f98a5 100644
--- a/fxjs/xfa/cjx_instancemanager.cpp
+++ b/fxjs/xfa/cjx_instancemanager.cpp
@@ -22,12 +22,11 @@ const CJX_MethodSpec CJX_InstanceManager::MethodSpecs[] = {
     {"insertInstance", insertInstance_static},
     {"moveInstance", moveInstance_static},
     {"removeInstance", removeInstance_static},
-    {"setInstances", setInstances_static},
-    {"", nullptr}};
+    {"setInstances", setInstances_static}};
 
 CJX_InstanceManager::CJX_InstanceManager(CXFA_InstanceManager* mgr)
     : CJX_Node(mgr) {
-  DefineMethods(MethodSpecs);
+  DefineMethods(MethodSpecs, FX_ArraySize(MethodSpecs));
 }
 
 CJX_InstanceManager::~CJX_InstanceManager() {}