Remove workaround for broken nearby build in Chrome

https://crbug.com/1212611 was fixed. I confirmed that the Chrome
build works with these includes removed.

Bug: None
Change-Id: I68b0b6fed0562c6f6c981ddb326aa628352382fd
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/221200
Commit-Queue: Tommi <tommi@webrtc.org>
Reviewed-by: Tommi <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#34216}
diff --git a/api/DEPS b/api/DEPS
index bfa989f..f0caea5 100644
--- a/api/DEPS
+++ b/api/DEPS
@@ -136,8 +136,6 @@
     "+media/base/media_engine.h",
     "+p2p/base/port.h",
     "+p2p/base/port_allocator.h",
-    # TODO(https://crbug.com/1212611) Remove once includes fixed in nearby.
-    "+rtc_base/event.h",
     "+rtc_base/network.h",
     "+rtc_base/network_constants.h",
     "+rtc_base/network_monitor_factory.h",
diff --git a/api/peer_connection_interface.h b/api/peer_connection_interface.h
index ad3f70c..83ebc37 100644
--- a/api/peer_connection_interface.h
+++ b/api/peer_connection_interface.h
@@ -126,8 +126,6 @@
 // PortAllocator in the PeerConnection api. This will let us remove nogncheck.
 #include "p2p/base/port.h"            // nogncheck
 #include "p2p/base/port_allocator.h"  // nogncheck
-// TODO(https://crbug.com/1212611) Remove once includes fixed in nearby.
-#include "rtc_base/event.h"
 #include "rtc_base/network.h"
 #include "rtc_base/network_constants.h"
 #include "rtc_base/network_monitor_factory.h"