Replaces LongJump with LongJumpScope.

runtime/vm/parser_test.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
 #include "vm/ast_printer.h"
 #include "vm/class_finalizer.h"
 #include "vm/longjump.h"
 #include "vm/object.h"
 #include "vm/parser.h"
 #include "vm/symbols.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
 
 void DumpFunction(const Library& lib, const char* cname, const char* fname) {
   const String& classname = String::Handle(Symbols::New(cname));
   Class& cls = Class::Handle(lib.LookupClass(classname));
   EXPECT(!cls.IsNull());
 
   String& funcname = String::Handle(String::New(fname));
   Function& function = Function::ZoneHandle(cls.LookupStaticFunction(funcname));
   EXPECT(!function.IsNull());
 
   bool retval;
-  Isolate* isolate = Isolate::Current();
-  EXPECT(isolate != NULL);
-  LongJump* base = isolate->long_jump_base();
-  LongJump jump;
-  isolate->set_long_jump_base(&jump);
+  EXPECT(Isolate::Current() != NULL);
+  LongJumpScope jump;
   if (setjmp(*jump.Set()) == 0) {
     ParsedFunction* parsed_function = new ParsedFunction(function);
     Parser::ParseFunction(parsed_function);
     EXPECT(parsed_function->node_sequence() != NULL);
     printf("Class %s function %s:\n", cname, fname);
     AstPrinter::PrintFunctionNodes(*parsed_function);
     retval = true;
   } else {
     retval = false;
   }
   EXPECT(retval);
-  isolate->set_long_jump_base(base);
 }
 
 
 void CheckField(const Library& lib,
                 const char* class_name,
                 const char* field_name,
                 bool expect_static,
                 bool is_final) {
   const String& classname = String::Handle(Symbols::New(class_name));
   Class& cls = Class::Handle(lib.LookupClass(classname));
@@ skipping 106 matching lines @@
   Parser::ParseCompilationUnit(lib, script);
   EXPECT(ClassFinalizer::ProcessPendingClasses());
 
   DumpFunction(lib, "A", "foo");
   DumpFunction(lib, "A", "bar");
   DumpFunction(lib, "A", "baz");
   DumpFunction(lib, "B", "bam");
 }
 
 }  // namespace dart