Revert "Encode CEntryStub properties in the minor key."

src/codegen.cc

Index: src/codegen.cc
diff --git a/src/codegen.cc b/src/codegen.cc
index 082905a69edb31ca34c6d8dc1461018ac71ef9b0..8b54ff58f9ad6b1c10db1ee4a94e8dec5089a1fa 100644
--- a/src/codegen.cc
+++ b/src/codegen.cc
@@ -252,4 +252,16 @@ void ArgumentsAccessStub::Generate(MacroAssembler* masm) {
   }
 }
 
+
+int CEntryStub::MinorKey() const {
+  int result = (save_doubles_ == kSaveFPRegs) ? 1 : 0;
+  DCHECK(result_size_ == 1 || result_size_ == 2);
+#ifdef _WIN64
+  return result | ((result_size_ == 1) ? 0 : 2);
+#else
+  return result;
+#endif
+}
+
+
 } }  // namespace v8::internal