Inline setters, getters, various cleanups & restructuring.

runtime/vm/object.cc

Index: runtime/vm/object.cc
===================================================================
--- runtime/vm/object.cc	(revision 8404)
+++ runtime/vm/object.cc	(working copy)
@@ -4160,6 +4160,16 @@
 }
 
 
+bool Field::IsGetterName(const String& function_name) {
+  return function_name.StartsWith(String::Handle(String::New(kGetterPrefix)));
+}
+
+
+bool Field::IsSetterName(const String& function_name) {
+  return function_name.StartsWith(String::Handle(String::New(kSetterPrefix)));
+}
+
+
 void Field::set_name(const String& value) const {
   ASSERT(value.IsSymbol());
   StorePointer(&raw_ptr()->name_, value.raw());