Absolute Device Orientation API: blink implementation.

third_party/WebKit/Source/modules/device_orientation/DeviceOrientationDispatcher.h

Index: third_party/WebKit/Source/modules/device_orientation/DeviceOrientationDispatcher.h
diff --git a/third_party/WebKit/Source/modules/device_orientation/DeviceOrientationDispatcher.h b/third_party/WebKit/Source/modules/device_orientation/DeviceOrientationDispatcher.h
index 1a0322a053d075fa8a4489ae09fc1c31f9a91689..a994fba431498e5a8cc3454711504aec987362f3 100644
--- a/third_party/WebKit/Source/modules/device_orientation/DeviceOrientationDispatcher.h
+++ b/third_party/WebKit/Source/modules/device_orientation/DeviceOrientationDispatcher.h
@@ -33,6 +33,7 @@
 
 #include "core/frame/PlatformEventDispatcher.h"
 #include "platform/heap/Handle.h"
+#include "public/platform/WebPlatformEventType.h"
 #include "public/platform/modules/device_orientation/WebDeviceOrientationListener.h"
 #include "wtf/RefPtr.h"
 
@@ -45,7 +46,7 @@ class WebDeviceOrientationData;
 class DeviceOrientationDispatcher final : public GarbageCollectedFinalized<DeviceOrientationDispatcher>, public PlatformEventDispatcher, public WebDeviceOrientationListener {
     USING_GARBAGE_COLLECTED_MIXIN(DeviceOrientationDispatcher);
 public:
-    static DeviceOrientationDispatcher& instance();
+    static DeviceOrientationDispatcher& instance(bool absolute);
     ~DeviceOrientationDispatcher() override;
 
     // Note that the returned object is owned by this class.
@@ -58,12 +59,15 @@ public:
     DECLARE_VIRTUAL_TRACE();
 
 private:
-    DeviceOrientationDispatcher();
+    explicit DeviceOrientationDispatcher(bool absolute);
 
     // Inherited from PlatformEventDispatcher.
     void startListening() override;
     void stopListening() override;
 
+    WebPlatformEventType getWebPlatformEventType() const;
+
+    const bool m_absolute;
     Member<DeviceOrientationData> m_lastDeviceOrientationData;
 };