Add an elements_.length() accessor to the VirtualFrame class and use...

src/arm/jump-target-arm.cc

Index: src/arm/jump-target-arm.cc
===================================================================
--- src/arm/jump-target-arm.cc	(revision 2033)
+++ src/arm/jump-target-arm.cc	(working copy)
@@ -162,8 +162,7 @@
       // virtual frame before the bind.  Afterward, it should not.
       ASSERT(cgen()->has_valid_frame());
       VirtualFrame* frame = cgen()->frame();
-      int difference =
-          frame->stack_pointer_ - (frame->elements_.length() - 1);
+      int difference = frame->stack_pointer_ - (frame->element_count() - 1);
       if (difference > 0) {
         frame->stack_pointer_ -= difference;
         __ add(sp, sp, Operand(difference * kPointerSize));
@@ -185,8 +184,7 @@
 
       // The stack pointer can be floating above the top of the
       // virtual frame before the bind.  Afterward, it should not.
-      int difference =
-          frame->stack_pointer_ - (frame->elements_.length() - 1);
+      int difference = frame->stack_pointer_ - (frame->element_count() - 1);
       if (difference > 0) {
         frame->stack_pointer_ -= difference;
         __ add(sp, sp, Operand(difference * kPointerSize));