Get rid of unused objcpp_executable type

PiperOrigin-RevId: 539637641
Change-Id: I80f65a738e77b58054121bfe19a47659fb50fc42

cc/action_names.bzl

diff --git a/cc/action_names.bzl b/cc/action_names.bzl
index ac7a341..82325d1 100644
--- a/cc/action_names.bzl
+++ b/cc/action_names.bzl
@@ -80,9 +80,6 @@
 # A string constant for the objc executable link action.
 OBJC_EXECUTABLE_ACTION_NAME = "objc-executable"
 
-# A string constant for the objc++ executable link action.
-OBJCPP_EXECUTABLE_ACTION_NAME = "objc++-executable"
-
 # A string constant for the objc fully-link link action.
 OBJC_FULLY_LINK_ACTION_NAME = "objc-fully-link"
 
@@ -113,7 +110,6 @@
     objc_executable = OBJC_EXECUTABLE_ACTION_NAME,
     objc_fully_link = OBJC_FULLY_LINK_ACTION_NAME,
     objcpp_compile = OBJCPP_COMPILE_ACTION_NAME,
-    objcpp_executable = OBJCPP_EXECUTABLE_ACTION_NAME,
     clif_match = CLIF_MATCH_ACTION_NAME,
 )