Remove void** from disk_cache interface.

net/tools/dump_cache/simple_cache_dumper.cc

Index: net/tools/dump_cache/simple_cache_dumper.cc
diff --git a/net/tools/dump_cache/simple_cache_dumper.cc b/net/tools/dump_cache/simple_cache_dumper.cc
index 56162ca3e10905e2e327ea3a807f20519047d947..094eac681bdcf31f3a07824d829766932344a5eb 100644
--- a/net/tools/dump_cache/simple_cache_dumper.cc
+++ b/net/tools/dump_cache/simple_cache_dumper.cc
@@ -26,7 +26,6 @@ SimpleCacheDumper::SimpleCacheDumper(base::FilePath input_path,
       output_path_(output_path),
       writer_(new DiskDumper(output_path)),
       cache_thread_(new base::Thread("CacheThead")),
-      iter_(NULL),
       src_entry_(NULL),
       dst_entry_(NULL),
       io_callback_(base::Bind(&SimpleCacheDumper::OnIOComplete,
@@ -156,7 +155,7 @@ int SimpleCacheDumper::DoOpenEntry() {
 int SimpleCacheDumper::DoOpenEntryComplete(int rv) {
   // ERR_FAILED indicates iteration finished.
   if (rv == ERR_FAILED) {
-    cache_->EndEnumeration(&iter_);
+    iter_.reset();
     return OK;
   }