Remove IS_IOS checks in chrome/

chrome/browser/media/cast_remoting_connector.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/media/cast_remoting_connector.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/logging.h"
@@ skipping 148 matching lines @@
   DCHECK(host);
   auto* const contents = content::WebContents::FromRenderFrameHost(host);
   if (!contents)
     return;
   CastRemotingConnector::Get(contents)->CreateBridge(std::move(source),
                                                      std::move(request));
 }
 
 namespace {
 RemotingSinkCapabilities GetFeatureEnabledCapabilities() {
-#if !defined(OS_ANDROID) && !defined(OS_IOS)
+#if !defined(OS_ANDROID)
   if (base::FeatureList::IsEnabled(features::kMediaRemoting)) {
     return RemotingSinkCapabilities::RENDERING_ONLY;
   }
-#endif  // !defined(OS_ANDROID) && !defined(OS_IOS)
+#endif
   return RemotingSinkCapabilities::NONE;
 }
 }  // namespace
 
 CastRemotingConnector::CastRemotingConnector(
     media_router::MediaRouter* router,
     const media_router::MediaSource::Id& media_source_id)
     : media_router::MediaRoutesObserver(router),
       media_source_id_(media_source_id),
       enabled_features_(GetFeatureEnabledCapabilities()),
@@ skipping 321 matching lines @@
         media_router::MediaRoutesObserver::router(), route.media_route_id(),
         this));
     // TODO(miu): In the future, scan the route ID for sink capabilities
     // properties and pass these to the source in the OnSinkAvailable()
     // notification.
     for (RemotingBridge* notifyee : bridges_)
       notifyee->OnSinkAvailable(enabled_features_);
     break;
   }
 }