Move Hydrogen and Lithium to src/crankshaft/

src/crankshaft/hydrogen-redundant-phi.h

Index: src/crankshaft/hydrogen-redundant-phi.h
diff --git a/src/hydrogen-redundant-phi.h b/src/crankshaft/hydrogen-redundant-phi.h
similarity index 80%
rename from src/hydrogen-redundant-phi.h
rename to src/crankshaft/hydrogen-redundant-phi.h
index 7af46a4f0005900984b64606505cce500a19b8c9..e8735c82d39c3c43734e89fbf74025c172fce106 100644
--- a/src/hydrogen-redundant-phi.h
+++ b/src/crankshaft/hydrogen-redundant-phi.h
@@ -2,10 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef V8_HYDROGEN_REDUNDANT_PHI_H_
-#define V8_HYDROGEN_REDUNDANT_PHI_H_
+#ifndef V8_CRANKSHAFT_HYDROGEN_REDUNDANT_PHI_H_
+#define V8_CRANKSHAFT_HYDROGEN_REDUNDANT_PHI_H_
 
-#include "src/hydrogen.h"
+#include "src/crankshaft/hydrogen.h"
 
 namespace v8 {
 namespace internal {
@@ -31,4 +31,4 @@ class HRedundantPhiEliminationPhase : public HPhase {
 }  // namespace internal
 }  // namespace v8
 
-#endif  // V8_HYDROGEN_REDUNDANT_PHI_H_
+#endif  // V8_CRANKSHAFT_HYDROGEN_REDUNDANT_PHI_H_