Unwire the clear on exit preference from the storage systems.

content/browser/dom_storage/dom_storage_context_impl.cc

Index: content/browser/dom_storage/dom_storage_context_impl.cc
diff --git a/content/browser/dom_storage/dom_storage_context_impl.cc b/content/browser/dom_storage/dom_storage_context_impl.cc
index 683e105d7d4587564208ed0abe0bd487c1195c76..0069b91a9110d33a88a2d27debb874691f5dc120 100644
--- a/content/browser/dom_storage/dom_storage_context_impl.cc
+++ b/content/browser/dom_storage/dom_storage_context_impl.cc
@@ -150,15 +150,6 @@ void DOMStorageContextImpl::PurgeMemory() {
       base::Bind(&DomStorageContext::PurgeMemory, context_));
 }
 
-void DOMStorageContextImpl::SetClearLocalState(bool clear_local_state) {
-  DCHECK(context_);
-  context_->task_runner()->PostShutdownBlockingTask(
-      FROM_HERE,
-      DomStorageTaskRunner::PRIMARY_SEQUENCE,
-      base::Bind(&DomStorageContext::SetClearLocalState, context_,
-                 clear_local_state));
-}
-
 void DOMStorageContextImpl::SaveSessionState() {
   DCHECK(context_);
   context_->task_runner()->PostShutdownBlockingTask(