Fix missing HandleScope to prevent local handles to DOMWindow leaking.

R=erik.corry@gmail.com
BUG=102895
TEST=none

Review URL: http://codereview.chromium.org/8528024

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9994 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/profile-generator.cc

@@ -2473,6 +2473,7 @@ void V8HeapExplorer::TagGlobalObjects() {
   Isolate* isolate = Isolate::Current();
   GlobalObjectsEnumerator enumerator;
   isolate->global_handles()->IterateAllRoots(&enumerator);
+  HandleScope scope;
   Handle<String> document_string =
       isolate->factory()->NewStringFromAscii(CStrVector("document"));
   Handle<String> url_string =
@@ -2480,6 +2481,7 @@ void V8HeapExplorer::TagGlobalObjects() {
   const char** urls = NewArray<const char*>(enumerator.count());
   for (int i = 0, l = enumerator.count(); i < l; ++i) {
     urls[i] = NULL;
+    HandleScope scope;
     Handle<JSGlobalObject> global_obj = enumerator.at(i);
     Object* obj_document;
     if (global_obj->GetProperty(*document_string)->ToObject(&obj_document) &&