Remove the unused helper apps on OS X.

chrome/installer/mac/sign_versioned_dir.sh.in

Index: chrome/installer/mac/sign_versioned_dir.sh.in
diff --git a/chrome/installer/mac/sign_versioned_dir.sh.in b/chrome/installer/mac/sign_versioned_dir.sh.in
index 2a09ac6bf704cd4a6914d091f93a198ed8b25e78..e13474292ea76e1b3ad0ce97c9a0a5c659f58e82 100644
--- a/chrome/installer/mac/sign_versioned_dir.sh.in
+++ b/chrome/installer/mac/sign_versioned_dir.sh.in
@@ -43,8 +43,6 @@ versioned_dir="${app_path}/Contents/Versions/@VERSION@"
 framework="${versioned_dir}/@MAC_PRODUCT_NAME@ Framework.framework"
 crashpad_handler="${framework}/Helpers/crashpad_handler"
 helper_app="${versioned_dir}/@MAC_PRODUCT_NAME@ Helper.app"
-helper_eh_app="${versioned_dir}/@MAC_PRODUCT_NAME@ Helper EH.app"
-helper_np_app="${versioned_dir}/@MAC_PRODUCT_NAME@ Helper NP.app"
 
 requirement_suffix="\
 and certificate leaf = H\"85cee8254216185620ddc8851c7a9fc4dfe120ef\"\
@@ -62,19 +60,9 @@ codesign --sign "${codesign_id}" --keychain "${codesign_keychain}" \
     "${helper_app}" \
     -r="designated => identifier \"com.google.Chrome.helper\" \
 ${requirement_suffix}"
-codesign --sign "${codesign_id}" --keychain "${codesign_keychain}" \
-    "${helper_eh_app}" \
-    -r="designated => identifier \"com.google.Chrome.helper.EH\" \
-${requirement_suffix}"
-codesign --sign "${codesign_id}" --keychain "${codesign_keychain}" \
-    "${helper_np_app}" \
-    -r="designated => identifier \"com.google.Chrome.helper.NP\" \
-${requirement_suffix}"
 
 # Verify everything. Don't use --deep on the framework because Keystone's
 # signature is in a transitional state (radar 18474911).
 codesign --verify --deep "${crashpad_handler}"
 codesign --verify "${framework}"
 codesign --verify --deep "${helper_app}"
-codesign --verify --deep "${helper_eh_app}"
-codesign --verify --deep "${helper_np_app}"