[Reland] Some linked_ptr removal in chromeos file_browser_handler.

chrome/browser/chromeos/extensions/file_manager/job_event_router_unittest.cc

Index: chrome/browser/chromeos/extensions/file_manager/job_event_router_unittest.cc
diff --git a/chrome/browser/chromeos/extensions/file_manager/job_event_router_unittest.cc b/chrome/browser/chromeos/extensions/file_manager/job_event_router_unittest.cc
index 8b84ea5046100bc383428855892e8297bebcc5df..13f220ed64fd17f87ca4dcad269386fc36567bdf 100644
--- a/chrome/browser/chromeos/extensions/file_manager/job_event_router_unittest.cc
+++ b/chrome/browser/chromeos/extensions/file_manager/job_event_router_unittest.cc
@@ -8,6 +8,7 @@
 #include <stdint.h>
 
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -20,7 +21,7 @@ class JobEventRouterImpl : public JobEventRouter {
   JobEventRouterImpl() : JobEventRouter(base::TimeDelta::FromMilliseconds(0)) {
     listener_extension_ids_.insert("extension_a");
   }
-  std::vector<linked_ptr<base::DictionaryValue>> events;
+  std::vector<std::unique_ptr<base::DictionaryValue>> events;
 
   void SetListenerExtensionIds(std::set<std::string> extension_ids) {
     listener_extension_ids_ = extension_ids;
@@ -49,7 +50,7 @@ class JobEventRouterImpl : public JobEventRouter {
       std::unique_ptr<base::ListValue> event_args) override {
     const base::DictionaryValue* event;
     event_args->GetDictionary(0, &event);
-    events.push_back(make_linked_ptr(event->DeepCopy()));
+    events.push_back(base::WrapUnique(event->DeepCopy()));
   }
 
  private: