Cleanup frame description constant.

src/ppc/frames-ppc.h

Index: src/ppc/frames-ppc.h
diff --git a/src/ppc/frames-ppc.h b/src/ppc/frames-ppc.h
index 3e66b22ea41cbb50cf71651e7e9f4da30ce0e428..0357731b4ba3563abd04ddb7e34eab82cdcaa104 100644
--- a/src/ppc/frames-ppc.h
+++ b/src/ppc/frames-ppc.h
@@ -148,35 +148,6 @@ class JavaScriptFrameConstants : public AllStatic {
 };
 
 
-class ArgumentsAdaptorFrameConstants : public AllStatic {
- public:
-  // FP-relative.
-  static const int kLengthOffset = StandardFrameConstants::kExpressionsOffset;
-
-  static const int kFrameSize =
-      StandardFrameConstants::kFixedFrameSize + kPointerSize;
-};
-
-
-class ConstructFrameConstants : public AllStatic {
- public:
-  // FP-relative.
-  static const int kImplicitReceiverOffset = -5 * kPointerSize;
-  static const int kLengthOffset = -4 * kPointerSize;
-  static const int kCodeOffset = StandardFrameConstants::kExpressionsOffset;
-
-  static const int kFrameSize =
-      StandardFrameConstants::kFixedFrameSize + 3 * kPointerSize;
-};
-
-
-class InternalFrameConstants : public AllStatic {
- public:
-  // FP-relative.
-  static const int kCodeOffset = StandardFrameConstants::kExpressionsOffset;
-};
-
-
 inline Object* JavaScriptFrame::function_slot_object() const {
   const int offset = JavaScriptFrameConstants::kFunctionOffset;
   return Memory::Object_at(fp() + offset);