Remove iOS ifdefs in src/content.

content/browser/renderer_host/media/video_capture_buffer_pool.h

 // Copyright (c) 2013 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_BUFFER_POOL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_BUFFER_POOL_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 40 matching lines @@
 
   // Abstraction of a pool's buffer data buffer and size for clients.
   // TODO(emircan): See https://crbug.com/521059, refactor this class.
   class BufferHandle {
    public:
     virtual ~BufferHandle() {}
     virtual gfx::Size dimensions() const = 0;
     virtual size_t mapped_size() const = 0;
     virtual void* data(int plane) = 0;
     virtual ClientBuffer AsClientBuffer(int plane) = 0;
-#if defined(OS_POSIX) && !(defined(OS_MACOSX) && !defined(OS_IOS))
+#if defined(OS_POSIX) && !defined(OS_MACOSX)
     virtual base::FileDescriptor AsPlatformFile() = 0;
 #endif
   };
 
   explicit VideoCaptureBufferPool(int count);
 
   // One-time (per client/per-buffer) initialization to share a particular
   // buffer to a process. The shared handle is returned as |new_handle|.
   bool ShareToProcess(int buffer_id,
                       base::ProcessHandle process_handle,
@@ skipping 119 matching lines @@
   // The buffers, indexed by the first parameter, a buffer id.
   using TrackerMap = std::map<int, Tracker*>;
   TrackerMap trackers_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureBufferPool);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_BUFFER_POOL_H_