Clean up the Result class. Reduce the size of Result from four words...

src/virtual-frame.cc

Index: src/virtual-frame.cc
===================================================================
--- src/virtual-frame.cc	(revision 1960)
+++ src/virtual-frame.cc	(working copy)
@@ -324,11 +324,11 @@
 
   // Early exit if the element is the same as the one being set.
   bool same_register = original.is_register()
-                    && value->is_register()
-                    && original.reg().is(value->reg());
+      && value->is_register()
+      && original.reg().is(value->reg());
   bool same_constant = original.is_constant()
-                    && value->is_constant()
-                    && original.handle().is_identical_to(value->handle());
+      && value->is_constant()
+      && original.handle().is_identical_to(value->handle());
   if (same_register || same_constant) {
     value->Unuse();
     return;