[sensors] [mac] Implement ambient light sensor for macOS

device/generic_sensor/shared_memory_seqlock_buffer.h

Index: device/generic_sensor/shared_memory_seqlock_buffer.h
diff --git a/content/common/shared_memory_seqlock_buffer.h b/device/generic_sensor/shared_memory_seqlock_buffer.h
similarity index 73%
rename from content/common/shared_memory_seqlock_buffer.h
rename to device/generic_sensor/shared_memory_seqlock_buffer.h
index cee4f5cb702ff5f27aa7de7946ce3bcc93656b09..545139d961a785260d6589fe210c332ee0f6dce6 100644
--- a/content/common/shared_memory_seqlock_buffer.h
+++ b/device/generic_sensor/shared_memory_seqlock_buffer.h
@@ -2,12 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_COMMON_SHARED_MEMORY_SEQLOCK_BUFFER_H_
-#define CONTENT_COMMON_SHARED_MEMORY_SEQLOCK_BUFFER_H_
+#ifndef DEVICE_GENERIC_SENSOR_SHARED_MEMORY_SEQLOCK_BUFFER_H_
+#define DEVICE_GENERIC_SENSOR_SHARED_MEMORY_SEQLOCK_BUFFER_H_
 
-#include "content/common/one_writer_seqlock.h"
+#include "device/generic_sensor/one_writer_seqlock.h"
 
-namespace content {
+namespace device {
 
 // This structure is stored in shared memory that's shared between the browser
 // which does the hardware polling, and the consumers of the data,
@@ -18,7 +18,7 @@ namespace content {
 // Writer and reader operate on the same buffer assuming contention is low, and
 // contention is detected by using the associated SeqLock.
 
-template<class Data>
+template <class Data>
 class SharedMemorySeqLockBuffer {
  public:
   OneWriterSeqLock seqlock;
@@ -27,4 +27,4 @@ class SharedMemorySeqLockBuffer {
 
 }  // namespace content
 
-#endif  // CONTENT_COMMON_SHARED_MEMORY_SEQLOCK_BUFFER_H_
+#endif  // DEVICE_GENERIC_SENSOR_SHARED_MEMORY_SEQLOCK_BUFFER_H_