[compiler] Avoid passing CompilationInfo to profiler.

src/compiler/ast-graph-builder.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_AST_GRAPH_BUILDER_H_
 #define V8_COMPILER_AST_GRAPH_BUILDER_H_
 
 #include "src/ast/ast.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/liveness-analyzer.h"
 #include "src/compiler/state-values-utils.h"
 
 namespace v8 {
 namespace internal {
 
 // Forward declarations.
 class BitVector;
-
+class CompilationInfo;

[Yang, 2016/05/13 07:07:20]

lol... I guess it's because so far we always got it from log.h?

[Michael Starzinger, 2016/05/13 08:42:40]

Yes. There were several headers unwittingly relying on the forward declaration
being implicitly provided by the log.h header (pulled in through ast.h in all
cases).

 
 namespace compiler {
 
 // Forward declarations.
 class ControlBuilder;
 class Graph;
 class LoopAssignmentAnalysis;
 class LoopBuilder;
 class Node;
 class TypeHintAnalysis;
@@ skipping 563 matching lines @@
 
   // Prepare environment to be used as loop header.
   void PrepareForLoop(BitVector* assigned, bool is_osr = false);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_AST_GRAPH_BUILDER_H_