[part 2] Make classes and structures in modules fast-allocated.

Source/modules/geolocation/GeolocationClient.h

Index: Source/modules/geolocation/GeolocationClient.h
diff --git a/Source/modules/geolocation/GeolocationClient.h b/Source/modules/geolocation/GeolocationClient.h
index 42d68bc2394c4ed2e35e92a6485b860b290ccbe0..5a27f06ba4bc51d2ca4ee3d094e294973434ebf9 100644
--- a/Source/modules/geolocation/GeolocationClient.h
+++ b/Source/modules/geolocation/GeolocationClient.h
@@ -37,6 +37,7 @@ class GeolocationPosition;
 class LocalFrame;
 
 class GeolocationClient : public NoBaseWillBeGarbageCollectedFinalized<GeolocationClient> {
+    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(GeolocationClient);
 public:
     virtual ~GeolocationClient() { }