Prevent direct inclusion of headers from TF.

src/compiler/pipeline.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_PIPELINE_H_
 #define V8_COMPILER_PIPELINE_H_
 
 #include "src/v8.h"
 
 #include "src/compiler.h"
@@ skipping 32 matching lines @@
   static inline bool SupportedTarget() { return V8_TURBOFAN_TARGET != 0; }
 
   static inline bool VerifyGraphs() {
 #ifdef DEBUG
     return true;
 #else
     return FLAG_turbo_verify;
 #endif
   }
 
+  static void SetUp();
+  static void TearDown();
+
  private:
   CompilationInfo* info_;
 
   Schedule* ComputeSchedule(Graph* graph);
   void VerifyAndPrintGraph(Graph* graph, const char* phase);
   Handle<Code> GenerateCode(Linkage* linkage, Graph* graph, Schedule* schedule,
                             SourcePositionTable* source_positions);
 };
 }
 }
 }  // namespace v8::internal::compiler
 
 #endif  // V8_COMPILER_PIPELINE_H_