Add Dart_Save/LoadCompilationTrace.

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/become.h"
@@ skipping 10832 matching lines @@
     String& private_name = String::Handle(zone, PrivateName(name));
     const Object& obj = Object::Handle(LookupLocalObject(private_name));
     if (obj.IsClass()) {
       return Class::Cast(obj).raw();
     }
   }
   return Class::null();
 }
 
 
+// Mixin applications can have multiple private keys from different libraries.
+RawClass* Library::SlowLookupClassAllowMultiPartPrivate(
+    const String& name) const {
+  Array& dict = Array::Handle(dictionary());
+  Object& entry = Object::Handle();
+  String& cls_name = String::Handle();
+  for (intptr_t i = 0; i < dict.Length(); i++) {
+    entry = dict.At(i);
+    if (entry.IsClass()) {
+      cls_name = Class::Cast(entry).Name();
+      // Warning: comparison is not symmetric.
+      if (String::EqualsIgnoringPrivateKey(cls_name, name)) {
+        return Class::Cast(entry).raw();
+      }
+    }
+  }
+  return Class::null();
+}
+
+
 RawLibraryPrefix* Library::LookupLocalLibraryPrefix(const String& name) const {
   const Object& obj = Object::Handle(LookupLocalObject(name));
   if (obj.IsLibraryPrefix()) {
     return LibraryPrefix::Cast(obj).raw();
   }
   return LibraryPrefix::null();
 }
 
 
 void Library::set_toplevel_class(const Class& value) const {
@@ skipping 12491 matching lines @@
   return UserTag::null();
 }
 
 
 const char* UserTag::ToCString() const {
   const String& tag_label = String::Handle(label());
   return tag_label.ToCString();
 }
 
 }  // namespace dart