Stop passing raw pointers to DictionaryValue::Set, part 1

ash/touch/touch_hud_debug.cc

Index: ash/touch/touch_hud_debug.cc
diff --git a/ash/touch/touch_hud_debug.cc b/ash/touch/touch_hud_debug.cc
index c009aad2d19ad4d99ad0e19881e54277d2da3a44..7979873698d893efa514817a829305d5f7781d4e 100644
--- a/ash/touch/touch_hud_debug.cc
+++ b/ash/touch/touch_hud_debug.cc
@@ -6,6 +6,7 @@
 
 #include <algorithm>
 #include <string>
+#include <utility>
 #include <vector>
 
 #include "ash/root_window_controller.h"
@@ -363,7 +364,7 @@ std::unique_ptr<base::DictionaryValue> TouchHudDebug::GetAllAsDictionary() {
     if (hud) {
       std::unique_ptr<base::ListValue> list = hud->GetLogAsList();
       if (!list->empty())
-        value->Set(base::Int64ToString(hud->display_id()), list.release());
+        value->Set(base::Int64ToString(hud->display_id()), std::move(list));
     }
   }
   return value;