[turbofan] Move some member methods off Pipeline.

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_
 
 // Clients of this interface shouldn't depend on lots of compiler internals.
 // Do not include anything from src/compiler here!
 #include "src/objects.h"
@@ skipping 71 matching lines @@
 
   // Run the graph creation and initial optimization passes.
   bool CreateGraph();
 
   // Run the concurrent optimization passes.
   bool OptimizeGraph(Linkage* linkage);
 
   // Perform the actual code generation and return handle to a code object.
   Handle<Code> GenerateCode(Linkage* linkage);
 
-  // Run the entire pipeline and generate a handle to a code object.
-  Handle<Code> GenerateCode();
-
-  void BeginPhaseKind(const char* phase_kind);
-  void EndPhaseKind();
   bool ScheduleAndSelectInstructions(Linkage* linkage);
   void RunPrintAndVerify(const char* phase, bool untyped = false);
   Handle<Code> ScheduleAndGenerateCode(CallDescriptor* call_descriptor);
   void AllocateRegisters(const RegisterConfiguration* config,
                          CallDescriptor* descriptor, bool run_verifier);
 
   CompilationInfo* info() const;
   Isolate* isolate() const;
 
   PipelineData* const data_;
 
   DISALLOW_COPY_AND_ASSIGN(Pipeline);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_PIPELINE_H_