Implement chrome://view-http-cache with network service.

content/browser/net/view_http_cache_job_factory.cc

Index: content/browser/net/view_http_cache_job_factory.cc
diff --git a/content/browser/net/view_http_cache_job_factory.cc b/content/browser/net/view_http_cache_job_factory.cc
index ca64341e0d5f8fc5b77907f8cafb55b9be3e0275..179c55be5664864c0a93dcc1b13357f6a94be560 100644
--- a/content/browser/net/view_http_cache_job_factory.cc
+++ b/content/browser/net/view_http_cache_job_factory.cc
@@ -57,8 +57,7 @@ class ViewHttpCacheJob : public net::URLRequestJob {
    public:
     Core()
         : data_offset_(0),
-          callback_(base::Bind(&Core::OnIOComplete, this)) {
-    }
+          callback_(base::Bind(&Core::OnIOComplete, base::Unretained(this))) {}
 
     int Start(const net::URLRequest& request, const base::Closure& callback);