Pre-allocate both keys and record variables
Pre-allocate both keys and record variables

Since we are using ctables that store both keys and values
by-value rather than by reference (unless we explicitly choose
to store pointers), we can just re-use the same variables for
both.

alexandergall/snabbswitch,snabbco/snabb,alexandergall/snabbswitch,snabbco/snabb,SnabbCo/snabbswitch,Igalia/snabb,eugeneia/snabb,Igalia/snabbswitch,eugeneia/snabbswitch,snabbco/snabb,Igalia/snabb,Igalia/snabb,alexandergall/snabbswitch,dpino/snabbswitch,eugeneia/snabbswitch,alexandergall/snabbswitch,eugeneia/snabb,eugeneia/snabb,dpino/snabb,Igalia/snabb,alexandergall/snabbswitch,eugeneia/snabbswitch,eugeneia/snabb,dpino/snabbswitch,eugeneia/snabb,dpino/snabbswitch,SnabbCo/snabbswitch,eugeneia/snabbswitch,dpino/snabb,dpino/snabbswitch,Igalia/snabbswitch,alexandergall/snabbswitch,Igalia/snabb,Igalia/snabbswitch,eugeneia/snabb,dpino/snabb,snabbco/snabb,snabbco/snabb,Igalia/snabb,Igalia/snabbswitch,dpino/snabb,eugeneia/snabb,snabbco/snabb,snabbco/snabb,alexandergall/snabbswitch,Igalia/snabbswitch,SnabbCo/snabbswitch,SnabbCo/snabbswitch,snabbco/snabb,eugeneia/snabb,dpino/snabb,dpino/snabb,Igalia/snabb,Igalia/snabb,dpino/snabb,alexandergall/snabbswitch