bluetooth: Create stub manager, adapter and device.

dbus/property.h

Index: dbus/property.h
diff --git a/dbus/property.h b/dbus/property.h
index a3fb5ca76e0c5de85f1ad865615c6c1590a92975..a43ee4c1f2bca205aaf28d63bdca8b45c17db081 100644
--- a/dbus/property.h
+++ b/dbus/property.h
@@ -164,6 +164,11 @@ class PropertyBase {
   // Implementation provided by specialization.
   virtual void AppendSetValueToWriter(MessageWriter* writer) = 0;
 
+  // Method used by test and stub implementations of dbus::PropertySet::Set
+  // to replace the property value with the set value without using a
+  // dbus::MessageReader.
+  virtual void ReplaceValueWithSetValue() = 0;
+
  protected:
   // Retrieves the associated property set.
   PropertySet* property_set() { return property_set_; }
@@ -377,6 +382,15 @@ class Property : public PropertyBase {
   // Implementation provided by specialization.
   virtual void AppendSetValueToWriter(MessageWriter* writer);
 
+  // Method used by test and stub implementations of dbus::PropertySet::Set
+  // to replace the property value with the set value without using a
+  // dbus::MessageReader.
+  virtual void ReplaceValueWithSetValue() { value_ = set_value_; }
+
+  // Method used by test and stub implementations to directly set the
+  // value of a property.
+  void ReplaceValue(const T& value) { value_ = value; }
+
  private:
   // Current cached value of the property.
   T value_;