[base] Temporarily disable the bind_unittest no-compile test

Due to a diagnostics change, it doesn't pass with tip-of-tree Clang.
Delete it for now, and when Clang is updated it can be re-instated with
updated expectations.

Bug: 1148761
Change-Id: I5812c1a60eeaa19ec49507487402c1df169f2125
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2537634
Commit-Queue: Hans Wennborg <hans@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Auto-Submit: Hans Wennborg <hans@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#827265}

base/BUILD.gn

@@ -3477,7 +3477,6 @@ action("build_date") {
 if (enable_nocompile_tests) {
   nocompile_test("base_nocompile_tests") {
     sources = [
-      "bind_unittest.nc",
       "callback_list_unittest.nc",
       "callback_unittest.nc",
       "containers/buffer_iterator_unittest.nc",
@@ -3498,6 +3497,11 @@ if (enable_nocompile_tests) {
       "traits_bag_unittest.nc",
     ]
 
+    if (!llvm_force_head_revision) {
+      # TODO(crbug.com/1148761): Update test expectations in next Clang roll.
+      sources += [ "bind_unittest.nc" ]
+    }
+
     deps = [
       ":base",
       ":base_unittests_tasktraits",