Version 3.7.9.

Removed exit-time destructors.

Stability and performance improvements on all platforms.
Review URL: http://codereview.chromium.org/8551006

git-svn-id: http://v8.googlecode.com/svn/trunk@10037 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/heap.cc b/src/heap.cc
index cbf0cb3..8aa7580 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -2847,14 +2847,14 @@
       // Copy first part.
       const char* src;
       if (first->IsExternalString()) {
-        src = ExternalAsciiString::cast(first)->resource()->data();
+        src = ExternalAsciiString::cast(first)->GetChars();
       } else {
         src = SeqAsciiString::cast(first)->GetChars();
       }
       for (int i = 0; i < first_length; i++) *dest++ = src[i];
       // Copy second part.
       if (second->IsExternalString()) {
-        src = ExternalAsciiString::cast(second)->resource()->data();
+        src = ExternalAsciiString::cast(second)->GetChars();
       } else {
         src = SeqAsciiString::cast(second)->GetChars();
       }