Merge WebKit at r59636: Update v8 to r4660.

Will build and run with current webkit.

Change-Id: I57bae621fd894da363ba84e1757ad09eb7c502b9
diff --git a/samples/process.cc b/samples/process.cc
index 511e21a..9233c0d 100644
--- a/samples/process.cc
+++ b/samples/process.cc
@@ -294,7 +294,7 @@
 
   // Fetch the template for creating JavaScript map wrappers.
   // It only has to be created once, which we do on demand.
-  if (request_template_.IsEmpty()) {
+  if (map_template_.IsEmpty()) {
     Handle<ObjectTemplate> raw_template = MakeMapTemplate();
     map_template_ = Persistent<ObjectTemplate>::New(raw_template);
   }