[PATCH 07/11] search: remove {over_ro} field

[Eric Wong <e@80x24.org>]

Only inbox accesses the read-only {over}, now, instead of going
through ->search.  This simplifies our object graph and avoids
potentially redundant FDs and DB handles pointing to the same
over.sqlite3 file.
---
 lib/PublicInbox/Inbox.pm  | 11 +++++------
 lib/PublicInbox/Search.pm |  2 --
 2 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/lib/PublicInbox/Inbox.pm b/lib/PublicInbox/Inbox.pm
index 4005954e..b0894a7d 100644
--- a/lib/PublicInbox/Inbox.pm
+++ b/lib/PublicInbox/Inbox.pm
@@ -206,14 +206,13 @@ EOF
 	};
 }
 
-sub over ($) {
-	my ($self) = @_;
-	my $srch = search($self, 1) or return;
-	$self->{over} //= eval {
-		my $over = $srch->{over_ro};
+sub over {
+	$_[0]->{over} //= eval {
+		my $srch = search($_[0], 1) or return;
+		my $over = PublicInbox::Over->new("$srch->{xpfx}/over.sqlite3");
 		$over->dbh; # may fail
 		$over;
-	}
+	};
 }
 
 sub try_cat {
diff --git a/lib/PublicInbox/Search.pm b/lib/PublicInbox/Search.pm
index cfa942b2..b07f4ea6 100644
--- a/lib/PublicInbox/Search.pm
+++ b/lib/PublicInbox/Search.pm
@@ -265,8 +265,6 @@ sub new {
 		ibx_ver => $ibx->version,
 	}, $class;
 	xpfx_init($self);
-	my $dir = xdir($self, 1);
-	$self->{over_ro} = PublicInbox::Over->new("$dir/over.sqlite3");
 	$self;
 }