[debugger] allow debug-evaluate to change stack and context values.

src/heap/heap.cc

Index: src/heap/heap.cc
diff --git a/src/heap/heap.cc b/src/heap/heap.cc
index d827154192d6504066c9d532b1710ca4bf718113..2140a5ed21f93ed91476d3c1d5bb28f906bee8fa 100644
--- a/src/heap/heap.cc
+++ b/src/heap/heap.cc
@@ -2403,6 +2403,7 @@ bool Heap::CreateInitialMaps() {
     ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, function_context)
     ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, catch_context)
     ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, with_context)
+    ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, debug_evaluate_context)
     ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, block_context)
     ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, module_context)
     ALLOCATE_VARSIZE_MAP(FIXED_ARRAY_TYPE, script_context)