diff --git a/dlls/jscript/array.c b/dlls/jscript/array.c
index 9d3da6f4a62..0591154491c 100644
--- a/dlls/jscript/array.c
+++ b/dlls/jscript/array.c
@@ -175,7 +175,7 @@ static HRESULT concat_array(jsdisp_t *array, ArrayInstance *obj, DWORD *len,
         if(FAILED(hres))
             return hres;
 
-        hres = jsdisp_propput_idx(array, *len+i, &var, ei, caller);
+        hres = jsdisp_propput_idx(array, *len+i, &var, ei);
         VariantClear(&var);
         if(FAILED(hres))
             return hres;
@@ -203,7 +203,7 @@ static HRESULT concat_obj(jsdisp_t *array, IDispatch *obj, DWORD *len, jsexcept_
 
     V_VT(&var) = VT_DISPATCH;
     V_DISPATCH(&var) = obj;
-    return jsdisp_propput_idx(array, (*len)++, &var, ei, caller);
+    return jsdisp_propput_idx(array, (*len)++, &var, ei);
 }
 
 static HRESULT Array_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
@@ -229,7 +229,7 @@ static HRESULT Array_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISP
             if(V_VT(arg) == VT_DISPATCH)
                 hres = concat_obj(ret, V_DISPATCH(arg), &len, ei, caller);
             else
-                hres = jsdisp_propput_idx(ret, len++, arg, ei, caller);
+                hres = jsdisp_propput_idx(ret, len++, arg, ei);
             if(FAILED(hres))
                 break;
         }
@@ -443,7 +443,7 @@ static HRESULT Array_push(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPPAR
 
     n = arg_cnt(dp);
     for(i=0; i < n; i++) {
-        hres = jsdisp_propput_idx(jsthis, length+i, get_arg(dp, i), ei, sp);
+        hres = jsdisp_propput_idx(jsthis, length+i, get_arg(dp, i), ei);
         if(FAILED(hres))
             return hres;
     }
@@ -489,7 +489,7 @@ static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISP
         if(hres1 == DISP_E_UNKNOWNNAME)
             hres1 = jsdisp_delete_idx(jsthis, l);
         else
-            hres1 = jsdisp_propput_idx(jsthis, l, &v1, ei, sp);
+            hres1 = jsdisp_propput_idx(jsthis, l, &v1, ei);
 
         if(FAILED(hres1)) {
             VariantClear(&v1);
@@ -500,7 +500,7 @@ static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISP
         if(hres2 == DISP_E_UNKNOWNNAME)
             hres2 = jsdisp_delete_idx(jsthis, k);
         else
-            hres2 = jsdisp_propput_idx(jsthis, k, &v2, ei, sp);
+            hres2 = jsdisp_propput_idx(jsthis, k, &v2, ei);
 
         if(FAILED(hres2)) {
             VariantClear(&v2);
@@ -554,7 +554,7 @@ static HRESULT Array_shift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPPA
         if(hres == DISP_E_UNKNOWNNAME)
             hres = jsdisp_delete_idx(jsthis, i-1);
         else if(SUCCEEDED(hres))
-            hres = jsdisp_propput_idx(jsthis, i-1, &v, ei, caller);
+            hres = jsdisp_propput_idx(jsthis, i-1, &v, ei);
     }
 
     if(SUCCEEDED(hres)) {
@@ -630,7 +630,7 @@ static HRESULT Array_slice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPPA
             continue;
 
         if(SUCCEEDED(hres)) {
-            hres = jsdisp_propput_idx(arr, idx-start, &v, ei, sp);
+            hres = jsdisp_propput_idx(arr, idx-start, &v, ei);
             VariantClear(&v);
         }
 
@@ -836,7 +836,7 @@ static HRESULT Array_sort(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPPAR
         }
 
         for(i=0; SUCCEEDED(hres) && i < length; i++)
-            hres = jsdisp_propput_idx(jsthis, i, sorttab[i], ei, caller);
+            hres = jsdisp_propput_idx(jsthis, i, sorttab[i], ei);
     }
 
     if(vtab) {
@@ -915,7 +915,7 @@ static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPP
             if(hres == DISP_E_UNKNOWNNAME)
                 hres = S_OK;
             else if(SUCCEEDED(hres))
-                hres = jsdisp_propput_idx(ret_array, i, &v, ei, caller);
+                hres = jsdisp_propput_idx(ret_array, i, &v, ei);
         }
 
         if(SUCCEEDED(hres)) {
@@ -932,7 +932,7 @@ static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPP
             if(hres == DISP_E_UNKNOWNNAME)
                 hres = jsdisp_delete_idx(jsthis, i+add_args);
             else if(SUCCEEDED(hres))
-                hres = jsdisp_propput_idx(jsthis, i+add_args, &v, ei, caller);
+                hres = jsdisp_propput_idx(jsthis, i+add_args, &v, ei);
         }
 
         for(i=length; SUCCEEDED(hres) && i != length-delete_cnt+add_args; i--)
@@ -943,12 +943,12 @@ static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISPP
             if(hres == DISP_E_UNKNOWNNAME)
                 hres = jsdisp_delete_idx(jsthis, i+add_args-1);
             else if(SUCCEEDED(hres))
-                hres = jsdisp_propput_idx(jsthis, i+add_args-1, &v, ei, caller);
+                hres = jsdisp_propput_idx(jsthis, i+add_args-1, &v, ei);
         }
     }
 
     for(i=0; SUCCEEDED(hres) && i < add_args; i++)
-        hres = jsdisp_propput_idx(jsthis, start+i, get_arg(dp,i+2), ei, caller);
+        hres = jsdisp_propput_idx(jsthis, start+i, get_arg(dp,i+2), ei);
 
     if(SUCCEEDED(hres)) {
         V_VT(&v) = VT_I4;
@@ -1021,7 +1021,7 @@ static HRESULT Array_unshift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISP
                 if(FAILED(hres))
                     return hres;
 
-                hres = jsdisp_propput_idx(jsthis, i+argc, &var, ei, caller);
+                hres = jsdisp_propput_idx(jsthis, i+argc, &var, ei);
                 VariantClear(&var);
             }else if(hres == DISP_E_UNKNOWNNAME) {
                 hres = IDispatchEx_DeleteMemberByDispID(vthis->u.dispex, id);
@@ -1033,7 +1033,7 @@ static HRESULT Array_unshift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DISP
     }
 
     for(i=0; i<argc; i++) {
-        hres = jsdisp_propput_idx(jsthis, i, get_arg(dp,i), ei, caller);
+        hres = jsdisp_propput_idx(jsthis, i, get_arg(dp,i), ei);
         if(FAILED(hres))
             return hres;
     }
@@ -1155,7 +1155,7 @@ static HRESULT ArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags,
             return hres;
 
         for(i=0; i < arg_cnt(dp); i++) {
-            hres = jsdisp_propput_idx(obj, i, get_arg(dp, i), ei, caller);
+            hres = jsdisp_propput_idx(obj, i, get_arg(dp, i), ei);
             if(FAILED(hres))
                 break;
         }
diff --git a/dlls/jscript/dispex.c b/dlls/jscript/dispex.c
index 69e6076fd5e..6ce585a0ba6 100644
--- a/dlls/jscript/dispex.c
+++ b/dlls/jscript/dispex.c
@@ -1084,7 +1084,7 @@ HRESULT jsdisp_propput_const(jsdisp_t *obj, const WCHAR *name, VARIANT *val)
     return VariantCopy(&prop->u.var, val);
 }
 
-HRESULT jsdisp_propput_idx(jsdisp_t *obj, DWORD idx, VARIANT *val, jsexcept_t *ei, IServiceProvider *caller)
+HRESULT jsdisp_propput_idx(jsdisp_t *obj, DWORD idx, VARIANT *val, jsexcept_t *ei)
 {
     WCHAR buf[12];
 
diff --git a/dlls/jscript/engine.c b/dlls/jscript/engine.c
index 265269cb426..72626d5daec 100644
--- a/dlls/jscript/engine.c
+++ b/dlls/jscript/engine.c
@@ -1222,7 +1222,7 @@ static HRESULT interp_carray(exec_ctx_t *ctx)
     i = arg;
     while(i--) {
         v = stack_pop(ctx);
-        hres = jsdisp_propput_idx(array, i, v, ctx->ei, NULL/*FIXME*/);
+        hres = jsdisp_propput_idx(array, i, v, ctx->ei);
         VariantClear(v);
         if(FAILED(hres)) {
             jsdisp_release(array);
diff --git a/dlls/jscript/function.c b/dlls/jscript/function.c
index 87c009798ef..aeef2b28535 100644
--- a/dlls/jscript/function.c
+++ b/dlls/jscript/function.c
@@ -113,7 +113,7 @@ static const builtin_info_t Arguments_info = {
 };
 
 static HRESULT create_arguments(script_ctx_t *ctx, IDispatch *calee, DISPPARAMS *dp,
-        jsexcept_t *ei, IServiceProvider *caller, jsdisp_t **ret)
+        jsexcept_t *ei, jsdisp_t **ret)
 {
     jsdisp_t *args;
     VARIANT var;
@@ -133,7 +133,7 @@ static HRESULT create_arguments(script_ctx_t *ctx, IDispatch *calee, DISPPARAMS
     }
 
     for(i=0; i < arg_cnt(dp); i++) {
-        hres = jsdisp_propput_idx(args, i, get_arg(dp,i), ei, caller);
+        hres = jsdisp_propput_idx(args, i, get_arg(dp,i), ei);
         if(FAILED(hres))
             break;
     }
@@ -196,8 +196,7 @@ static HRESULT invoke_source(script_ctx_t *ctx, FunctionInstance *function, IDis
         return E_FAIL;
     }
 
-    hres = create_arguments(ctx, to_disp(&function->dispex),
-            dp, ei, caller, &arg_disp);
+    hres = create_arguments(ctx, to_disp(&function->dispex), dp, ei, &arg_disp);
     if(FAILED(hres))
         return hres;
 
diff --git a/dlls/jscript/jscript.h b/dlls/jscript/jscript.h
index bfde889adfc..4b71bf79d11 100644
--- a/dlls/jscript/jscript.h
+++ b/dlls/jscript/jscript.h
@@ -215,7 +215,7 @@ HRESULT disp_propput(script_ctx_t*,IDispatch*,DISPID,VARIANT*,jsexcept_t*) DECLS
 HRESULT jsdisp_propget(jsdisp_t*,DISPID,VARIANT*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_propput_name(jsdisp_t*,const WCHAR*,VARIANT*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_propput_const(jsdisp_t*,const WCHAR*,VARIANT*) DECLSPEC_HIDDEN;
-HRESULT jsdisp_propput_idx(jsdisp_t*,DWORD,VARIANT*,jsexcept_t*,IServiceProvider*) DECLSPEC_HIDDEN;
+HRESULT jsdisp_propput_idx(jsdisp_t*,DWORD,VARIANT*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_propget_name(jsdisp_t*,LPCWSTR,VARIANT*,jsexcept_t*,IServiceProvider*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_get_idx(jsdisp_t*,DWORD,VARIANT*,jsexcept_t*,IServiceProvider*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_get_id(jsdisp_t*,const WCHAR*,DWORD,DISPID*) DECLSPEC_HIDDEN;
diff --git a/dlls/jscript/regexp.c b/dlls/jscript/regexp.c
index 32f45a5a88b..00b24d513a0 100644
--- a/dlls/jscript/regexp.c
+++ b/dlls/jscript/regexp.c
@@ -3605,7 +3605,7 @@ static HRESULT create_match_array(script_ctx_t *ctx, BSTR input, const match_res
             break;
         }
 
-        hres = jsdisp_propput_idx(array, i+1, &var, ei, NULL/*FIXME*/);
+        hres = jsdisp_propput_idx(array, i+1, &var, ei);
         SysFreeString(V_BSTR(&var));
         if(FAILED(hres))
             break;
@@ -3989,7 +3989,7 @@ HRESULT regexp_string_match(script_ctx_t *ctx, jsdisp_t *re, BSTR str,
             break;
         }
 
-        hres = jsdisp_propput_idx(array, i, &var, ei, NULL/*FIXME*/);
+        hres = jsdisp_propput_idx(array, i, &var, ei);
         SysFreeString(V_BSTR(&var));
         if(FAILED(hres))
             break;
diff --git a/dlls/jscript/string.c b/dlls/jscript/string.c
index 44450e4f3ad..d30b4bd72e7 100644
--- a/dlls/jscript/string.c
+++ b/dlls/jscript/string.c
@@ -1233,7 +1233,7 @@ static HRESULT String_split(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISP
                 break;
             }
 
-            hres = jsdisp_propput_idx(array, i, &var, ei, sp);
+            hres = jsdisp_propput_idx(array, i, &var, ei);
             SysFreeString(V_BSTR(&var));
             if(FAILED(hres))
                 break;
@@ -1255,7 +1255,7 @@ static HRESULT String_split(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISP
             V_BSTR(&var) = SysAllocStringLen(ptr, len);
 
             if(V_BSTR(&var)) {
-                hres = jsdisp_propput_idx(array, i, &var, ei, sp);
+                hres = jsdisp_propput_idx(array, i, &var, ei);
                 SysFreeString(V_BSTR(&var));
             }else {
                 hres = E_OUTOFMEMORY;
diff --git a/dlls/jscript/vbarray.c b/dlls/jscript/vbarray.c
index da17a07090f..6d71279c216 100644
--- a/dlls/jscript/vbarray.c
+++ b/dlls/jscript/vbarray.c
@@ -166,7 +166,7 @@ static HRESULT VBArray_toArray(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, DI
     }
 
     for(i=0; i<size; i++) {
-        hres = jsdisp_propput_idx(array, i, v, ei, caller);
+        hres = jsdisp_propput_idx(array, i, v, ei);
         if(FAILED(hres)) {
             SafeArrayUnaccessData(vbarray->safearray);
             jsdisp_release(array);