Enable Sdch in Cronet

components/cronet/android/url_request_adapter.h

 // Copyright 2014 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 COMPONENTS_CRONET_ANDROID_URL_REQUEST_ADAPTER_H_
 #define COMPONENTS_CRONET_ANDROID_URL_REQUEST_ADAPTER_H_
 
 #include <jni.h>
 
 #include <string>
@@ skipping 100 matching lines @@
 
   // Get all response headers, as a HttpResponseHeaders object.
   net::HttpResponseHeaders* GetResponseHeaders() const;
 
   // Returns a pointer to the downloaded data.
   unsigned char* Data() const;
 
   // Get NPN or ALPN Negotiated Protocol (if any) from HttpResponseInfo.
   std::string GetNegotiatedProtocol() const;
 
+  // Returns whether the response is serviced from cache.
+  bool GetWasCached() const;
+
   // net::URLRequest::Delegate implementation:
   void OnResponseStarted(net::URLRequest* request) override;
   void OnReadCompleted(net::URLRequest* request, int bytes_read) override;
   void OnReceivedRedirect(net::URLRequest* request,
                           const net::RedirectInfo& redirect_info,
                           bool* defer_redirect) override;
 
   bool OnNetworkThread() const;
 
  private:
@@ skipping 32 matching lines @@
   bool chunked_upload_;
   // Indicates whether redirect has been disabled.
   bool disable_redirect_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestAdapter);
 };
 
 }  // namespace cronet
 
 #endif  // COMPONENTS_CRONET_ANDROID_URL_REQUEST_ADAPTER_H_