PowerPC specific sub-directories.

src/ppc/lithium-gap-resolver-ppc.h

Index: src/ppc/lithium-gap-resolver-ppc.h
diff --git a/src/mips64/lithium-gap-resolver-mips64.h b/src/ppc/lithium-gap-resolver-ppc.h
similarity index 85%
copy from src/mips64/lithium-gap-resolver-mips64.h
copy to src/ppc/lithium-gap-resolver-ppc.h
index 9e6f14e5aa6c53b174b6c7318637fdafdcddcefe..78bd21355e7e9bf4501a7d04a524bc035c47e1b0 100644
--- a/src/mips64/lithium-gap-resolver-mips64.h
+++ b/src/ppc/lithium-gap-resolver-ppc.h
@@ -1,9 +1,9 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// 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_MIPS_LITHIUM_GAP_RESOLVER_MIPS_H_
-#define V8_MIPS_LITHIUM_GAP_RESOLVER_MIPS_H_
+#ifndef V8_PPC_LITHIUM_GAP_RESOLVER_PPC_H_
+#define V8_PPC_LITHIUM_GAP_RESOLVER_PPC_H_
 
 #include "src/v8.h"
 
@@ -54,7 +54,7 @@ class LGapResolver FINAL BASE_EMBEDDED {
   bool in_cycle_;
   LOperand* saved_destination_;
 };
+}
+}  // namespace v8::internal
 
-} }  // namespace v8::internal
-
-#endif  // V8_MIPS_LITHIUM_GAP_RESOLVER_MIPS_H_
+#endif  // V8_PPC_LITHIUM_GAP_RESOLVER_PPC_H_