Fix bug that would create unnecessary ConnectJobs in some cases.

net/socket/client_socket_pool_base.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // A ClientSocketPoolBase is used to restrict the number of sockets open at
 // a time.  It also maintains a list of idle persistent sockets for reuse.
 // Subclasses of ClientSocketPool should compose ClientSocketPoolBase to handle
 // the core logic of (1) restricting the number of active (connected or
 // connecting) sockets per "group" (generally speaking, the hostname), (2)
 // maintaining a per-group list of idle, persistent sockets for reuse, and (3)
@@ skipping 365 matching lines @@
 
     bool HasAvailableSocketSlot(int max_sockets_per_group) const {
       return NumActiveSocketSlots() < max_sockets_per_group;
     }
 
     int NumActiveSocketSlots() const {
       return active_socket_count_ + static_cast<int>(jobs_.size()) +
           static_cast<int>(idle_sockets_.size());
     }
 
-    bool IsStalledOnPoolMaxSockets(int max_sockets_per_group) const {
+    // Returns true if the group could make use of an additional socket slot, if
+    // it were given one.
+    bool CanUseAdditionalSocketSlot(int max_sockets_per_group) const {
       return HasAvailableSocketSlot(max_sockets_per_group) &&
           pending_requests_.size() > jobs_.size();
     }
 
     // Returns the priority of the top of the pending request queue
     // (which may be less than the maximum priority over the entire
     // queue, due to how we prioritize requests with |ignore_limits|
     // set over others).
     RequestPriority TopPendingPriority() const {
       // NOTE: FirstMax().value()->priority() is not the same as
@@ skipping 472 matching lines @@
   // Histograms for the pool
   ClientSocketPoolHistograms* const histograms_;
   internal::ClientSocketPoolBaseHelper helper_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientSocketPoolBase);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_POOL_BASE_H_