Bug 937303 - Make CC logger to pass information about compartments, r=mccr8

xpcom/base/CycleCollectedJSRuntime.cpp

@@ -518,8 +518,10 @@ CycleCollectedJSRuntime::DescribeGCThing(bool aIsMarked, void* aThing,
   }
 
   char name[72];
+  uint64_t compartmentAddress = 0;
   if (aTraceKind == JSTRACE_OBJECT) {
     JSObject* obj = static_cast<JSObject*>(aThing);
+    compartmentAddress = (uint64_t)js::GetObjectCompartment(obj);
     const js::Class* clasp = js::GetObjectClass(obj);
 
     // Give the subclass a chance to do something
@@ -555,7 +557,7 @@ CycleCollectedJSRuntime::DescribeGCThing(bool aIsMarked, void* aThing,
   }
 
   // Disable printing global for objects while we figure out ObjShrink fallout.
-  aCb.DescribeGCedNode(aIsMarked, name);
+  aCb.DescribeGCedNode(aIsMarked, name, compartmentAddress);
 }
 
 void