[gn build] Port 8fc9c03

Author: llvmgnsyncbot

llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Core/BUILD.gn

@@ -60,6 +60,5 @@ static_library("Core") {
     "SymbolManager.cpp",
     "TextDiagnostics.cpp",
     "WorkList.cpp",
-    "Z3CrosscheckVisitor.cpp",
   ]
 }

llvm/utils/gn/secondary/clang/unittests/StaticAnalyzer/BUILD.gn

@@ -29,6 +29,5 @@ unittest("StaticAnalysisTests") {
     "StoreTest.cpp",
     "SymbolReaperTest.cpp",
     "TestReturnValueUnderConstruction.cpp",
-    "Z3CrosscheckOracleTest.cpp",
   ]
 }