[gn build] Port 5717a99

Author: llvmgnsyncbot

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

@@ -21,6 +21,7 @@ static_library("Passes") {
   ]
   sources = [
     "CodeGenPassBuilder.cpp",
+    "DroppedVariableStats.cpp",
     "OptimizationLevel.cpp",
     "PassBuilder.cpp",
     "PassBuilderBindings.cpp",

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

@@ -28,7 +28,7 @@ unittest("IRTests") {
     "DemandedBitsTest.cpp",
     "DominatorTreeBatchUpdatesTest.cpp",
     "DominatorTreeTest.cpp",
-    "DroppedVariableStatsTest.cpp",
+    "DroppedVariableStatsIRTest.cpp",
     "FunctionTest.cpp",
     "IRBuilderTest.cpp",
     "InstructionsTest.cpp",