Make `content` target build without unused data members on Linux.

content/browser/webui/url_data_manager_backend.cc

 // 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.
 
 #include "content/browser/webui/url_data_manager_backend.h"
 
 #include <set>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 469 matching lines @@
   }
   return false;
 }
 
 class ChromeProtocolHandler
     : public net::URLRequestJobFactory::ProtocolHandler {
  public:
   // |is_incognito| should be set for incognito profiles.
   ChromeProtocolHandler(ResourceContext* resource_context,
                         bool is_incognito,
                         AppCacheServiceImpl* appcache_service,

[jam, 2016/01/13 16:17:50]

should remove this parameter

[mlamouri (slow - plz ping), 2016/01/14 20:13:39]

Done.

                         ChromeBlobStorageContext* blob_storage_context)
       : resource_context_(resource_context),
         is_incognito_(is_incognito),
-        appcache_service_(appcache_service),
         blob_storage_context_(blob_storage_context) {}
   ~ChromeProtocolHandler() override {}
 
   net::URLRequestJob* MaybeCreateJob(
       net::URLRequest* request,
       net::NetworkDelegate* network_delegate) const override {
     DCHECK(request);
 
     // Check for chrome://view-http-cache/*, which uses its own job type.
     if (ViewHttpCacheJobFactory::IsSupportedURL(request->url()))
@@ skipping 39 matching lines @@
   bool IsSafeRedirectTarget(const GURL& location) const override {
     return false;
   }
 
  private:
   // These members are owned by ProfileIOData, which owns this ProtocolHandler.
   content::ResourceContext* const resource_context_;
 
   // True when generated from an incognito profile.
   const bool is_incognito_;
-  AppCacheServiceImpl* appcache_service_;
   ChromeBlobStorageContext* blob_storage_context_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeProtocolHandler);
 };
 
 }  // namespace
 
 URLDataManagerBackend::URLDataManagerBackend()
     : next_request_id_(0) {
   URLDataSource* shared_source = new SharedResourcesDataSource();
@@ skipping 236 matching lines @@
 
 }  // namespace
 
 net::URLRequestJobFactory::ProtocolHandler*
 CreateDevToolsProtocolHandler(content::ResourceContext* resource_context,
                               bool is_incognito) {
   return new DevToolsJobFactory(resource_context, is_incognito);
 }
 
 }  // namespace content