Handle "//# sourceURL" comments in the Parser instead of the JS.

src/vector.h

Index: src/vector.h
diff --git a/src/vector.h b/src/vector.h
index 505ef5ad5619bea29f48a6d03b7437169f2fafb1..ada5a1e06fd74a02ba268896e148337a06854dc3 100644
--- a/src/vector.h
+++ b/src/vector.h
@@ -100,6 +100,16 @@ class Vector {
                      input.length() * sizeof(S) / sizeof(T));
   }
 
+  bool IsEqualTo(Vector<T> other) {
+    if (length_ != other.length_) return false;
+    for (int i = 0; i < length_; ++i) {
+      if (start_[i] != other.start_[i]) {
+        return false;
+      }
+    }
+    return true;
+  }
+
  protected:
   void set_start(T* start) { start_ = start; }