Remove raw DictionaryValue::Set in //components

components/sync/syncable/entry.h

Index: components/sync/syncable/entry.h
diff --git a/components/sync/syncable/entry.h b/components/sync/syncable/entry.h
index 77a80c8c920877ce475c5bfc77854bd89eedcdcd..7669ebae4fad6e3bed2a75d83d1957426853ea09 100644
--- a/components/sync/syncable/entry.h
+++ b/components/sync/syncable/entry.h
@@ -8,10 +8,12 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
+#include "base/values.h"
 #include "components/sync/syncable/entry_kernel.h"
 
 namespace syncer {
@@ -256,8 +258,8 @@ class Entry {
   const EntryKernel GetKernelCopy() const { return *kernel_; }
 
   // Dumps all entry info into a DictionaryValue and returns it.
-  // Transfers ownership of the DictionaryValue to the caller.
-  base::DictionaryValue* ToValue(Cryptographer* cryptographer) const;
+  std::unique_ptr<base::DictionaryValue> ToValue(
+      Cryptographer* cryptographer) const;
 
  protected:  // Don't allow creation on heap, except by sync API wrappers.
   void* operator new(size_t size) { return (::operator new)(size); }