[PATCH] searchview: improve naming and simplify hash override

[Eric Wong <e@yhbt.net>]

`%over' could be confused for the overview SQLite DB
instance, so call it `%override', instead.  There's
also no need to write a loop to override a hash when
the language can do it for us.
---
 lib/PublicInbox/SearchView.pm | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/lib/PublicInbox/SearchView.pm b/lib/PublicInbox/SearchView.pm
index 0bd94774..287b0a28 100644
--- a/lib/PublicInbox/SearchView.pm
+++ b/lib/PublicInbox/SearchView.pm
@@ -366,14 +366,10 @@ sub new {
 }
 
 sub qs_html {
-	my ($self, %over) = @_;
+	my ($self, %override) = @_;
 
-	if (keys %over) {
-		my $tmp = bless { %$self }, ref($self);
-		foreach my $k (keys %over) {
-			$tmp->{$k} = $over{$k};
-		}
-		$self = $tmp;
+	if (scalar(keys(%override))) {
+		$self = bless { (%$self, %override) }, ref($self);
 	}
 
 	my $q = uri_escape($self->{'q'}, MID_ESC);