Separate CompilationInfo into its own file.

test/cctest/compiler/function-tester.cc

 // 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.
 
 #include "test/cctest/compiler/function-tester.h"
 
 #include "src/ast/ast-numbering.h"
+#include "src/compilation-info.h"
 #include "src/compiler.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/pipeline.h"
 #include "src/execution.h"
 #include "src/full-codegen/full-codegen.h"
 #include "src/handles.h"
 #include "src/objects-inl.h"
 #include "src/parsing/parse-info.h"
 #include "src/parsing/parser.h"
 #include "test/cctest/cctest.h"
@@ skipping 156 matching lines @@
 
   Handle<Code> code = Pipeline::GenerateCodeForTesting(&info, graph);
   CHECK(!code.is_null());
   function->ReplaceCode(*code);
   return function;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8