Issue #24452: Make webbrowser support Chrome on Mac OS X (merge 3.6->3.7)

diff --cc Misc/NEWS
index ff8c8f293c591bbe03f6f4e7c76425a19a30c7e2,016d3fb5f6b11aebb0a7d774d7e0899e998c75a9..22b14fb317934c47292d56473871177342986981
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -85,9 -103,6 +85,11 @@@ Core and Builtin
  Library
  -------
  
++- Issue #24452: Make webbrowser support Chrome on Mac OS X.
++
 +- Issue #20766: Fix references leaked by pdb in the handling of SIGINT
 +  handlers.
 +
  - Issue #27998: Fixed bytes path support in os.scandir() on Windows.
    Patch by Eryk Sun.