Move all remaining appcache-related code to content namespace

content/browser/service_worker/service_worker_disk_cache.cc

Index: content/browser/service_worker/service_worker_disk_cache.cc
diff --git a/content/browser/service_worker/service_worker_disk_cache.cc b/content/browser/service_worker/service_worker_disk_cache.cc
index a8ca52acae78f6d050e76b114915b618904666ff..d31f00c62ae6f9449d4bb168004023b421c72a9e 100644
--- a/content/browser/service_worker/service_worker_disk_cache.cc
+++ b/content/browser/service_worker/service_worker_disk_cache.cc
@@ -8,15 +8,12 @@ namespace content {
 
 ServiceWorkerResponseReader::ServiceWorkerResponseReader(
     int64 response_id, ServiceWorkerDiskCache* disk_cache)
-    : appcache::AppCacheResponseReader(response_id, 0, disk_cache) {
+    : AppCacheResponseReader(response_id, 0, disk_cache) {
 }
 
 ServiceWorkerResponseWriter::ServiceWorkerResponseWriter(
     int64 response_id, ServiceWorkerDiskCache* disk_cache)
-    : appcache::AppCacheResponseWriter(response_id, 0, disk_cache) {
-}
-
-HttpResponseInfoIOBuffer::~HttpResponseInfoIOBuffer() {
+    : AppCacheResponseWriter(response_id, 0, disk_cache) {
 }
 
 }  // namespace content