Fix bug 494783 - Switching view range or editing events doesnt update view content and displayed events (regression). r=philipp

calendar/base/src/calICSService.cpp

@@ -814,7 +814,9 @@ calIcalComponent::Get##Attrname(calIDuration **dtp)                     \
     return NS_OK;                                                       \
 }
 
-NS_IMPL_THREADSAFE_ISUPPORTS1(calIcalComponent, calIIcalComponent)
+NS_IMPL_THREADSAFE_ISUPPORTS2(calIcalComponent, calIIcalComponent, nsIClassInfo)
+NS_IMPL_CI_INTERFACE_GETTER1(calIcalComponent, calIIcalComponent)
+NS_IMPL_THREADSAFE_CI(calIcalComponent)
 
 NS_IMETHODIMP_(icalcomponent *)
 calIcalComponent::GetIcalComponent()

calendar/base/src/calICSService.h

@@ -88,6 +88,7 @@ protected:
 };
 
 class calIcalComponent : public calIIcalComponent,
+                         public nsIClassInfo,
                          public cal::XpcomBase
 {
     friend class calIcalProperty;
@@ -105,6 +106,7 @@ public:
     }
     
     NS_DECL_ISUPPORTS
+    NS_DECL_NSICLASSINFO
     NS_DECL_CALIICALCOMPONENT
 
 protected: