Remove unneeded whitespace.

* cygtls.cc (_cygtls::set_state): Delete.
(_cygtls::reset_exception): Ditto.
(_cygtls::init_thread): Set initialized state directly here.
(_cygtls::push): Remove exception argument.  Don't treat exceptions specially.
* cygtls.h (_cygtls::push): Ditto.
(_cygtls::isinitialized): Don't treat exceptions specially.
(_cygtls::reset_exception): Delete.
(_cygtls::set_state): Ditto.
(_cygtls::handle_exceptions): Don't push ebp on the stack prior to calling
sig_send.  Just set incyg instead.
(_cygtls::interrupt_setup): Accommodate _cygtls::push argument change.
(_cygtls::interrupt_now): Ditto.
(setup_handler): Don't treat exceptions specially.
* gendef (longjmp): Always zero incyg flag.

winsup/cygwin/gendef

@@ -386,6 +386,8 @@ _longjmp:
 	movl	44(%edi),%eax				# get old signal stack
 	movl	%eax,$tls::stackptr(%ebx)		# restore
 	decl	$tls::stacklock(%ebx)			# relinquish lock
+	xorl	%eax,%eax
+	movl	%eax,$tls::incyg(%ebx)			# we're definitely not in cygwin anymore
 
 	movl	12(%ebp),%eax
 	testl	%eax,%eax