[Cronet] Allow UrlRequest bypass cache

components/cronet/android/cronet_url_request_adapter.h

Index: components/cronet/android/cronet_url_request_adapter.h
diff --git a/components/cronet/android/cronet_url_request_adapter.h b/components/cronet/android/cronet_url_request_adapter.h
index 6699808e1a3b450dd54e473a5979653b6b835634..9c7207d1197fc2e85febbb71267c33d84b174413 100644
--- a/components/cronet/android/cronet_url_request_adapter.h
+++ b/components/cronet/android/cronet_url_request_adapter.h
@@ -121,6 +121,10 @@ class CronetURLRequestAdapter : public net::URLRequest::Delegate {
   // prior to decompression.
   int64 GetTotalReceivedBytes() const;
 
+  // Bypasses cache. If context is not set up to use cache, this call has no
+  // effect.
+  void BypassCache();
+
   // net::URLRequest::Delegate overrides.
   void OnReceivedRedirect(net::URLRequest* request,
                           const net::RedirectInfo& redirect_info,
@@ -139,6 +143,7 @@ class CronetURLRequestAdapter : public net::URLRequest::Delegate {
   const GURL initial_url_;
   const net::RequestPriority initial_priority_;
   std::string initial_method_;
+  bool bypass_cache_;
   net::HttpRequestHeaders initial_request_headers_;
 
   scoped_refptr<net::IOBufferWithSize> read_buffer_;