Fix mismatched new[]/delete for external string resources only used

for testing.

Review URL: http://codereview.chromium.org/3165051

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5313 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/execution.cc

@@ -710,7 +710,7 @@ class SimpleStringResource : public Base {
       : data_(data),
         length_(length) {}
 
-  virtual ~SimpleStringResource() { delete data_; }
+  virtual ~SimpleStringResource() { delete[] data_; }
 
   virtual const Char* data() const { return data_; }