gn build: Merge r366956

llvm-svn: 367108

llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn

@@ -64,6 +64,7 @@ static_library("Support") {
     "Error.cpp",
     "ErrorHandling.cpp",
     "FileCheck.cpp",
+    "FileCollector.cpp",
     "FileOutputBuffer.cpp",
     "FileUtilities.cpp",
     "FoldingSet.cpp",

llvm/utils/gn/secondary/llvm/unittests/Support/BUILD.gn

@@ -33,6 +33,7 @@ unittest("SupportTests") {
     "ErrorOrTest.cpp",
     "ErrorTest.cpp",
     "FileCheckTest.cpp",
+    "FileCollectorTest.cpp",
     "FileOutputBufferTest.cpp",
     "FormatVariadicTest.cpp",
     "GlobPatternTest.cpp",