Update RCTNetworking, RCTNetInfo and RCTLocationManager to use new events system

Summary: Updated networking and geolocation to use the new events system.

Reviewed By: bestander

Differential Revision: D3346129

fbshipit-source-id: 957716e54d7af8c4a6783f684098e92e92f19654

Libraries/Geolocation/RCTLocationObserver.m

@@ -113,8 +113,6 @@ static NSDictionary<NSString *, id> *RCTPositionError(RCTPositionErrorCode code,
 
 RCT_EXPORT_MODULE()
 
-@synthesize bridge = _bridge;
-
 #pragma mark - Lifecycle
 
 - (void)dealloc
@@ -128,8 +126,12 @@ RCT_EXPORT_MODULE()
   return dispatch_get_main_queue();
 }
 
-#pragma mark - Private API
+- (NSArray<NSString *> *)supportedEvents
+{
+  return @[@"geolocationDidChange", @"geolocationError"];
+}
 
+#pragma mark - Private API
 
 - (void)beginLocationUpdatesWithDesiredAccuracy:(CLLocationAccuracy)desiredAccuracy distanceFilter:(CLLocationDistance)distanceFilter
 {
@@ -279,11 +281,7 @@ RCT_EXPORT_METHOD(getCurrentPosition:(RCTLocationOptions)options
 
   // Send event
   if (_observingLocation) {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-    [_bridge.eventDispatcher sendDeviceEventWithName:@"geolocationDidChange"
-                                                body:_lastLocationEvent];
-#pragma clang diagnostic pop
+    [self sendEventWithName:@"geolocationDidChange" body:_lastLocationEvent];
   }
 
   // Fire all queued callbacks
@@ -324,11 +322,7 @@ RCT_EXPORT_METHOD(getCurrentPosition:(RCTLocationOptions)options
 
   // Send event
   if (_observingLocation) {
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-    [_bridge.eventDispatcher sendDeviceEventWithName:@"geolocationError"
-                                                body:jsError];
-#pragma clang diagnostic pop
+    [self sendEventWithName:@"geolocationError" body:jsError];
   }
 
   // Fire all queued error callbacks