Initialize the variable to a valid value.

Review URL: http://codereview.chromium.org/7826

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@541 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/factory.cc

@@ -683,7 +683,7 @@ Handle<JSFunction> Factory::CreateApiFunction(
   }
 
   int instance_size = kPointerSize * internal_field_count;
-  InstanceType type;
+  InstanceType type = JS_OBJECT_TYPE;  // initialize to a valid value
   switch (instance_type) {
     case JavaScriptObject:
       type = JS_OBJECT_TYPE;