[DeviceLight] Browser+java part

content/browser/device_sensors/data_fetcher_shared_memory_base.cc

 // Copyright 2014 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 "content/browser/device_sensors/data_fetcher_shared_memory_base.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/threading/thread.h"
 #include "base/timer/timer.h"
+#include "content/common/device_sensors/device_light_hardware_buffer.h"
 #include "content/common/device_sensors/device_motion_hardware_buffer.h"
 #include "content/common/device_sensors/device_orientation_hardware_buffer.h"
 
 namespace content {
 
 namespace {
 
 static size_t GetConsumerSharedMemoryBufferSize(ConsumerType consumer_type) {
   switch (consumer_type) {
     case CONSUMER_TYPE_MOTION:
       return sizeof(DeviceMotionHardwareBuffer);
     case CONSUMER_TYPE_ORIENTATION:
       return sizeof(DeviceOrientationHardwareBuffer);
+    case CONSUMER_TYPE_LIGHT:
+      return sizeof(DeviceLightHardwareBuffer);
     default:
       NOTREACHED();
   }
   return 0;
 }
 
 }  // namespace
 
 class DataFetcherSharedMemoryBase::PollingThread : public base::Thread {
  public:
@@ skipping 123 matching lines @@
   }
 
   started_consumers_ ^= consumer_type;
 
   return true;
 }
 
 void DataFetcherSharedMemoryBase::StopFetchingAllDeviceData() {
   StopFetchingDeviceData(CONSUMER_TYPE_MOTION);
   StopFetchingDeviceData(CONSUMER_TYPE_ORIENTATION);
+  StopFetchingDeviceData(CONSUMER_TYPE_LIGHT);
 }
 
 base::SharedMemoryHandle
 DataFetcherSharedMemoryBase::GetSharedMemoryHandleForProcess(
     ConsumerType consumer_type, base::ProcessHandle process) {
   SharedMemoryMap::const_iterator it = shared_memory_map_.find(consumer_type);
   if (it == shared_memory_map_.end())
     return base::SharedMemory::NULLHandle();
 
   base::SharedMemoryHandle renderer_handle;
@@ skipping 60 matching lines @@
 
 base::MessageLoop* DataFetcherSharedMemoryBase::GetPollingMessageLoop() const {
   return polling_thread_ ? polling_thread_->message_loop() : NULL;
 }
 
 bool DataFetcherSharedMemoryBase::IsPollingTimerRunningForTesting() const {
   return polling_thread_ ? polling_thread_->IsTimerRunning() : false;
 }
 
 }  // namespace content