[gn build] Port a36c2dd6d54c

llvm/utils/gn/secondary/clang/lib/Analysis/FlowSensitive/Models/BUILD.gn

 static_library("Models") {
   output_name = "clangAnalysisFlowSensitiveModels"
   configs += [ "//llvm/utils/gn/build:clang_code" ]
   deps = [
     "//clang/lib/AST",
     "//clang/lib/ASTMatchers",
     "//clang/lib/Analysis",
     "//clang/lib/Analysis/FlowSensitive",
     "//clang/lib/Basic",
   ]
-  sources = [ "UncheckedOptionalAccessModel.cpp" ]
+  sources = [
+    "ChromiumCheckModel.cpp",
+    "UncheckedOptionalAccessModel.cpp",
+  ]
 }

llvm/utils/gn/secondary/clang/unittests/Analysis/FlowSensitive/BUILD.gn

deps = [
     "//clang/lib/Frontend",
     "//clang/lib/Lex",
     "//clang/lib/Testing",
     "//clang/lib/Tooling",
     "//llvm/lib/Support",
     "//llvm/lib/Testing/Support",
   ]
   sources = [
+    "ChromiumCheckModelTest.cpp",
     "DataflowAnalysisContextTest.cpp",
     "DataflowEnvironmentTest.cpp",
     "MapLatticeTest.cpp",
     "MatchSwitchTest.cpp",
     "MultiVarConstantPropagationTest.cpp",
     "SingleVarConstantPropagationTest.cpp",
     "SolverTest.cpp",
     "SourceLocationsLatticeTest.cpp",
     "TestingSupport.cpp",
     "TestingSupportTest.cpp",
     "TransferTest.cpp",
     "TypeErasedDataflowAnalysisTest.cpp",
     "UncheckedOptionalAccessModelTest.cpp",
   ]
 }