Add a force pipelining option to load flags.

net/http/http_pipelined_host_impl.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.
 
 #ifndef NET_HTTP_HTTP_PIPELINED_HOST_IMPL_H_
 #define NET_HTTP_HTTP_PIPELINED_HOST_IMPL_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 19 matching lines @@
 struct SSLConfig;
 
 // Manages all of the pipelining state for specific host with active pipelined
 // HTTP requests. Manages connection jobs, constructs pipelined streams, and
 // assigns requests to the least loaded pipelined connection.
 class NET_EXPORT_PRIVATE HttpPipelinedHostImpl
     : public HttpPipelinedHost,
       public HttpPipelinedConnection::Delegate {
  public:
   HttpPipelinedHostImpl(HttpPipelinedHost::Delegate* delegate,
-                        const HostPortPair& origin,
+                        const HttpPipelinedHost::Key& key,
                         HttpPipelinedConnection::Factory* factory,
                         HttpPipelinedHostCapability capability);
   virtual ~HttpPipelinedHostImpl();
 
   // HttpPipelinedHost interface
   virtual HttpPipelinedStream* CreateStreamOnNewPipeline(
       ClientSocketHandle* connection,
       const SSLConfig& used_ssl_config,
       const ProxyInfo& used_proxy_info,
       const BoundNetLog& net_log,
       bool was_npn_negotiated,
       SSLClientSocket::NextProto protocol_negotiated) OVERRIDE;
 
   virtual HttpPipelinedStream* CreateStreamOnExistingPipeline() OVERRIDE;
 
   virtual bool IsExistingPipelineAvailable() const OVERRIDE;
 
   // HttpPipelinedConnection::Delegate interface
 
   // Called when a pipelined connection completes a request. Adds a pending
   // request to the pipeline if the pipeline is still usable.
   virtual void OnPipelineHasCapacity(
       HttpPipelinedConnection* pipeline) OVERRIDE;
 
   virtual void OnPipelineFeedback(
       HttpPipelinedConnection* pipeline,
       HttpPipelinedConnection::Feedback feedback) OVERRIDE;
 
-  virtual const HostPortPair& origin() const OVERRIDE;
+  virtual const Key& GetKey() const OVERRIDE;
 
   // Creates a Value summary of this host's |pipelines_|. Caller assumes
   // ownership of the returned Value.
   virtual base::Value* PipelineInfoToValue() const OVERRIDE;
 
   // Returns the maximum number of in-flight pipelined requests we'll allow on a
   // single connection.
   static int max_pipeline_depth() { return 3; }
 
  private:
@@ skipping 18 matching lines @@
   // Returns true if |pipeline| can handle a new request. This is true if the
   // |pipeline| is active, usable, has capacity, and |capability_| is
   // sufficient.
   bool CanPipelineAcceptRequests(HttpPipelinedConnection* pipeline) const;
 
   // Called when |this| moves from UNKNOWN |capability_| to PROBABLY_CAPABLE.
   // Causes all pipelines to increase capacity to start pipelining.
   void NotifyAllPipelinesHaveCapacity();
 
   HttpPipelinedHost::Delegate* delegate_;
-  const HostPortPair origin_;
+  const Key key_;
   PipelineInfoMap pipelines_;
   scoped_ptr<HttpPipelinedConnection::Factory> factory_;
   HttpPipelinedHostCapability capability_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpPipelinedHostImpl);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_PIPELINED_HOST_IMPL_H_