Merge 88759 - CrOS - Fix crash when pressing Enter in file browser dialog

chrome/browser/extensions/extension_file_browser_private_api.h

Index: chrome/browser/extensions/extension_file_browser_private_api.h
===================================================================
--- chrome/browser/extensions/extension_file_browser_private_api.h	(revision 88850)
+++ chrome/browser/extensions/extension_file_browser_private_api.h	(working copy)
@@ -126,6 +126,9 @@
   // Get the callback for the hosting tab.
   const Callback& GetCallback() const;
 
+  // Remove the callback for the hosting tab.
+  void RemoveCallback();
+
  private:
   // Figure out the tab_id of the hosting tab.
   int32 GetTabId() const;