Remove last vestiges of Lua hooks from tests

Summary:
For Lua hooks, we needed to know whether to run the hook per file, or per changeset. Rust hooks know this implicitly, as they're built-in to the server.

Stop having the tests set an unnecessary config

Reviewed By: krallin

Differential Revision: D22282799

fbshipit-source-id: c9f6f6325823d06d03341f04ecf7152999fcdbe7

eden/mononoke/tests/integration/library.sh

@@ -827,9 +827,8 @@ CONFIG
 
 function register_hook {
   hook_name="$1"
-  hook_type="$2"
-
-  shift 2
+  
+  shift 1
   EXTRA_CONFIG_DESCRIPTOR=""
   if [[ $# -gt 0 ]]; then
     EXTRA_CONFIG_DESCRIPTOR="$1"
@@ -841,7 +840,6 @@ function register_hook {
 hook_name="$hook_name"
 [[hooks]]
 name="$hook_name"
-hook_type="$hook_type"
 CONFIG
     [ -n "$EXTRA_CONFIG_DESCRIPTOR" ] && cat "$EXTRA_CONFIG_DESCRIPTOR"
   ) >> "repos/$REPONAME/server.toml"
@@ -1223,15 +1221,14 @@ name="$HOOKBOOKMARK"
 CONFIG
 
   HOOK_NAME="$1"
-  HOOK_TYPE="$2"
-  shift 2
+  shift 1
   EXTRA_CONFIG_DESCRIPTOR=""
   if [[ $# -gt 0 ]]; then
     EXTRA_CONFIG_DESCRIPTOR="$1"
   fi
 
 
-  register_hook "$HOOK_NAME" "$HOOK_TYPE" "$EXTRA_CONFIG_DESCRIPTOR"
+  register_hook "$HOOK_NAME" "$EXTRA_CONFIG_DESCRIPTOR"
 
   setup_common_hg_configs
   cd "$TESTTMP" || exit 1

eden/mononoke/tests/integration/test-hooks.t

@@ -15,7 +15,7 @@ setup configuration
   > name="master_bookmark"
   > CONFIG
 
-  $ register_hook limit_filesize PerAddedOrModifiedFile <(
+  $ register_hook limit_filesize <(
   >   cat <<CONF 
   > bypass_commit_string="@allow_large_files"
   > config_ints={filesizelimit=10}

eden/mononoke/tests/integration/test-push-redirector-pushrebase-hooks.t

@@ -31,7 +31,6 @@
   > hook_name="deny_files"
   > [[hooks]]
   > name="deny_files"
-  > hook_type="PerAddedOrModifiedFile"
   > CONFIG
   $ start_large_small_repo --local-configerator-path="$TESTTMP/configerator"
   Starting Mononoke server

eden/mononoke/tests/integration/test-pushrebase-discovery.t

@@ -22,7 +22,7 @@ setup configuration
   > name="master_bookmark"
   > CONFIG
 
-  $ register_hook always_fail_changeset  PerChangeset <(
+  $ register_hook always_fail_changeset <(
   >   echo 'bypass_pushvar="BYPASS_REVIEW=true"'
   > )