Remove net::Filter direct dependency on IsSupportedMimeType

net/base/layered_network_delegate.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 NET_BASE_LAYERED_NETWORK_DELEGATE_H_
 #define NET_BASE_LAYERED_NETWORK_DELEGATE_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "net/base/completion_callback.h"
@@ skipping 66 matching lines @@
                       CookieOptions* options) final;
   bool OnCanAccessFile(const URLRequest& request,
                        const base::FilePath& path) const final;
   bool OnCanThrottleRequest(const URLRequest& request) const final;
   bool OnCanEnablePrivacyMode(const GURL& url,
                               const GURL& first_party_for_cookies) const final;
   bool OnCancelURLRequestWithPolicyViolatingReferrerHeader(
       const URLRequest& request,
       const GURL& target_url,
       const GURL& referrer_url) const final;
+  bool OnIsSupportedMimeType(const std::string& mime_type) const final;
 
  protected:
   virtual void OnBeforeURLRequestInternal(URLRequest* request,
                                           const CompletionCallback& callback,
                                           GURL* new_url);
 
   virtual void OnResolveProxyInternal(const GURL& url,
                                       int load_flags,
                                       const ProxyService& proxy_service,
                                       ProxyInfo* result);
@@ skipping 60 matching lines @@
       const GURL& target_url,
       const GURL& referrer_url) const;
 
  private:
   scoped_ptr<NetworkDelegate> nested_network_delegate_;
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_LAYERED_NETWORK_DELEGATE_H_