Fix buildbot capture warning
Fix buildbot capture warning

A bot didn't like my lambda. This ought to fix it.

Example:

http://lab.llvm.org:8011/builders/lld-x86_64-win7/builds/30139/steps/build%20lld/logs/stdio

error C3493: 'AlreadyRemoved' cannot be implicitly captured because no default
capture mode has been specified

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@348421 91177308-0d34-0410-b5e6-96231b3b80d8

GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,apple/swift-llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm