Make CompilationInfo::~CompilationInfo() virtual so that...

Make CompilationInfo::~CompilationInfo() virtual so that CompilationInfoWithZone destructs correctly.

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/10789039

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12114 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/compiler.h

@@ -45,7 +45,7 @@ class CompilationInfo BASE_EMBEDDED {
   CompilationInfo(Handle<SharedFunctionInfo> shared_info, Zone* zone);
   CompilationInfo(Handle<JSFunction> closure, Zone* zone);
 
-  ~CompilationInfo();
+  virtual ~CompilationInfo();
 
   Isolate* isolate() {
     ASSERT(Isolate::Current() == isolate_);