hg: jdk/submit: 8220388: Increase -inlinehint-threshold for Clang to avoid G1 pause time regression

[manc at google.com]

Changeset: 283654cdd77d
Author:    manc
Date:      2019-03-08 18:21 -0800
URL:       http://hg.openjdk.java.net/jdk/submit/rev/283654cdd77d

8220388: Increase -inlinehint-threshold for Clang to avoid G1 pause time regression
Summary: Make Clang inline more aggressively for functions with inline keyword
Reviewed-by:

! make/autoconf/flags-cflags.m4