Cancel client auth requests when not promptable.

content/browser/loader/resource_loader.h

Index: content/browser/loader/resource_loader.h
diff --git a/content/browser/loader/resource_loader.h b/content/browser/loader/resource_loader.h
index 92afbd2bfbededdddb2fd14f9568905308f0793c..c4bac828ad33a624d7557b80c3fb13b1c7bad568 100644
--- a/content/browser/loader/resource_loader.h
+++ b/content/browser/loader/resource_loader.h
@@ -9,6 +9,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "content/browser/loader/resource_handler.h"
+#include "content/browser/ssl/ssl_client_auth_handler.h"
 #include "content/browser/ssl/ssl_error_handler.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/resource_controller.h"
@@ -23,13 +24,13 @@ namespace content {
 class ResourceDispatcherHostLoginDelegate;
 class ResourceLoaderDelegate;
 class ResourceRequestInfoImpl;
-class SSLClientAuthHandler;
 
 // This class is responsible for driving the URLRequest (i.e., calling Start,
 // Read, and servicing events).  It has a ResourceHandler, which is typically a
 // chain of ResourceHandlers, and is the ResourceController for its handler.
 class CONTENT_EXPORT ResourceLoader : public net::URLRequest::Delegate,
                                       public SSLErrorHandler::Delegate,
+                                      public SSLClientAuthHandler::Delegate,
                                       public ResourceController {
  public:
   ResourceLoader(scoped_ptr<net::URLRequest> request,
@@ -78,6 +79,10 @@ class CONTENT_EXPORT ResourceLoader : public net::URLRequest::Delegate,
   void CancelSSLRequest(int error, const net::SSLInfo* ssl_info) override;
   void ContinueSSLRequest() override;
 
+  // SSLClientAuthHandler::Delegate implementation.
+  void ContinueWithCertificate(net::X509Certificate* cert) override;
+  void CancelCertificateSelection() override;
+
   // ResourceController implementation:
   void Resume() override;
   void Cancel() override;
@@ -103,7 +108,6 @@ class CONTENT_EXPORT ResourceLoader : public net::URLRequest::Delegate,
   void ResponseCompleted();
   void CallDidFinishLoading();
   void RecordHistograms();
-  void ContinueWithCertificate(net::X509Certificate* cert);
 
   bool is_deferred() const { return deferred_stage_ != DEFERRED_NONE; }