alloy: Remove CefSettings.user_data_path (fixes #3511)

This change replaces existing CefSettings.user_data_path usage with
CefSettings.root_cache_path for better alignment with the Chrome runtime.
All files should now be written inside the root_cache_path directory.

include/capi/cef_crash_util_capi.h

@@ -33,7 +33,7 @@
 // by hand. See the translator.README.txt file in the tools directory for
 // more information.
 //
-// $hash=5c6e0b9e37b8103a182f200fccdf5973104fcd70$
+// $hash=22cfd717df9032a01214d9abfe3e0e51949b3319$
 //
 
 #ifndef CEF_INCLUDE_CAPI_CEF_CRASH_UTIL_CAPI_H_
@@ -90,7 +90,7 @@ extern "C" {
 /// If "AppName" is set on Windows then crash report information (metrics,
 /// database and dumps) will be stored locally on disk under the
 /// "C:\Users\[CurrentUser]\AppData\Local\[AppName]\User Data" folder. On other
-/// platforms the cef_settings_t.user_data_path value will be used.
+/// platforms the cef_settings_t.root_cache_path value will be used.
 ///
 /// If "ExternalHandler" is set on Windows then the specified exe will be
 /// launched as the crashpad-handler instead of re-launching the main process