Show the exact cache size for time ranges if supported

chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h

Index: chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h
diff --git a/chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h b/chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h
index a02dd36f529f74517728ab8a38d6eae6fb002317..f1785b51a1d901c2c1073776764085d51af4c58a 100644
--- a/chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h
+++ b/chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h
@@ -69,6 +69,9 @@ class StorageManagerHandler : public ::options::OptionsPageUIHandler {
   // Requests updating the size of browsing data.
   void UpdateBrowsingDataSize();
 
+  // Callback to receive the cache size.
+  void OnGetCacheSize(int64_t size, bool is_upper_limit);
+
   // Callback to update the UI about the size of browsing data.
   void OnGetBrowsingDataSize(bool is_site_data, int64_t size);