remove bootstrap from tests

Author: gibbyfree

tests/debuginfo/auxiliary/dependency-with-embedded-visualizers.rs

@@ -2,7 +2,6 @@
 // ignore-lldb
 // no-prefer-dynamic
 
-#![cfg_attr(bootstrap, feature(debugger_visualizer))]
 #![debugger_visualizer(natvis_file = "dependency-with-embedded-visualizers.natvis")]
 #![debugger_visualizer(gdb_script_file = "dependency-with-embedded-visualizers.py")]
 #![crate_type = "rlib"]

tests/debuginfo/embedded-visualizer.rs

@@ -60,7 +60,6 @@
 // gdb-check:$4 = "Person A" is 10 years old.
 
 #![allow(unused_variables)]
-#![cfg_attr(bootstrap, feature(debugger_visualizer))]
 #![debugger_visualizer(natvis_file = "embedded-visualizer.natvis")]
 #![debugger_visualizer(gdb_script_file = "embedded-visualizer.py")]
 

tests/ui/invalid/invalid-debugger-visualizer-option.rs

@@ -1,7 +1,6 @@
 // normalize-stderr-test: "foo.random:.*\(" -> "foo.random: $$FILE_NOT_FOUND_MSG ("
 // normalize-stderr-test: "os error \d+" -> "os error $$FILE_NOT_FOUND_CODE"
 
-#![cfg_attr(bootstrap, feature(debugger_visualizer))]
 #![debugger_visualizer(random_file = "../foo.random")] //~ ERROR invalid argument
 #![debugger_visualizer(natvis_file = "../foo.random")] //~ ERROR
 fn main() {}

tests/ui/invalid/invalid-debugger-visualizer-target.rs

@@ -1,4 +1,2 @@
-#![cfg_attr(bootstrap, feature(debugger_visualizer))]
-
 #[debugger_visualizer(natvis_file = "../foo.natvis")] //~ ERROR attribute should be applied to a module
 fn main() {}