Fix HTML headers and titles for 'Installing GCC' pages (PR web/87933).

2019-06-06  Martin Liska  <mliska@suse.cz>

	PR web/87933
	* doc/install.texi: Fix HTML headers and
	titles for 'Installing GCC' pages.

From-SVN: r271988

gcc/ChangeLog

 2019-06-06  Martin Liska  <mliska@suse.cz>
 
+	PR web/87933
+	* doc/install.texi: Fix HTML headers and
+	titles for 'Installing GCC' pages.
+
+2019-06-06  Martin Liska  <mliska@suse.cz>
+
 	* ipa-icf-gimple.h (dump_message_1): Remove.
 	(dump_message): Likewise.
 	(return_false_with_message_1): Print also file.

gcc/doc/install.texi

@@ -2,7 +2,6 @@
 @c @ifnothtml
 @c %**start of header
 @setfilename gccinstall.info
-@settitle Installing GCC
 @setchapternewpage odd
 @c %**end of header
 @c @end ifnothtml