Remove raw base::DictionaryValue::SetWithoutPathExpansion

ios/chrome/browser/browser_state/browser_state_info_cache.h

Index: ios/chrome/browser/browser_state/browser_state_info_cache.h
diff --git a/ios/chrome/browser/browser_state/browser_state_info_cache.h b/ios/chrome/browser/browser_state/browser_state_info_cache.h
index 3ffe1fb215a907f787e5dc9fa021288962b8db4d..8d4981c9f907864064f0390f31c20518d27ae48a 100644
--- a/ios/chrome/browser/browser_state/browser_state_info_cache.h
+++ b/ios/chrome/browser/browser_state/browser_state_info_cache.h
@@ -64,8 +64,10 @@ class BrowserStateInfoCache {
  private:
   const base::DictionaryValue* GetInfoForBrowserStateAtIndex(
       size_t index) const;
-  // Saves the browser state info to a cache and takes ownership of |info|.
-  void SetInfoForBrowserStateAtIndex(size_t index, base::DictionaryValue* info);
+  // Saves the browser state info to a cache.
+  void SetInfoForBrowserStateAtIndex(
+      size_t index,
+      std::unique_ptr<base::DictionaryValue> info);
 
   std::string CacheKeyFromBrowserStatePath(
       const base::FilePath& browser_state_path) const;