Allow call-known-global to be used for call-sites with mismatched number of arguments.

src/ast.cc

Index: src/ast.cc
diff --git a/src/ast.cc b/src/ast.cc
index 2e26999c8cf177d4383d9429f3f51416e4d2d78a..35b6192ea66d498a8a9d5c0090ba9a3cee95f500 100644
--- a/src/ast.cc
+++ b/src/ast.cc
@@ -774,8 +774,7 @@ bool Call::ComputeGlobalTarget(Handle<GlobalObject> global,
     Handle<JSFunction> candidate(JSFunction::cast(cell_->value()));
     // If the function is in new space we assume it's more likely to
     // change and thus prefer the general IC code.
-    if (!HEAP->InNewSpace(*candidate) &&
-        CanCallWithoutIC(candidate, arguments()->length())) {
+    if (!HEAP->InNewSpace(*candidate)) {
       target_ = candidate;
       return true;
     }