Make the SentPacketManager remove pending retransmissions for reset

net/base/linked_hash_map.h

Index: net/base/linked_hash_map.h
diff --git a/net/base/linked_hash_map.h b/net/base/linked_hash_map.h
index b024ca1d5361d46f958051b096d668b61412ce6c..cdfb971cc30182025175d471556a2a29f2159655 100644
--- a/net/base/linked_hash_map.h
+++ b/net/base/linked_hash_map.h
@@ -124,23 +124,28 @@ class linked_hash_map {
     return 1;
   }
 
-  // Erases values with the provided iterator. If the provided iterator is
-  // invalid or there is inconsistency between the map and list, a CHECK() error
-  // will occur.
-  void erase(iterator position) {
+  // Erases the item that 'position' points to. Returns an iterator that points
+  // to the item that comes immediately after the deleted item in the list, or
+  // end().
+  // If the provided iterator is invalid or there is inconsistency between the
+  // map and list, a CHECK() error will occur.
+  iterator erase(iterator position) {
     typename MapType::iterator found = map_.find(position->first);
     CHECK(found->second == position)
         << "Inconsisent iterator for map and list, or the iterator is invalid.";
 
-    list_.erase(position);
     map_.erase(found);
+    return list_.erase(position);
   }
 
-  // Erases values between first and last, not including last.
-  void erase(iterator first, iterator last) {
+  // Erases all the items in the range [first, last).  Returns an iterator that
+  // points to the item that comes immediately after the last deleted item in
+  // the list, or end().
+  iterator erase(iterator first, iterator last) {
     while (first != last && first != end()) {
-      erase(first++);
+      first = erase(first);
     }
+    return first;
   }
 
   // Finds the element with the given key.  Returns an iterator to the