Update WebVR interface to match the 1.1 spec

third_party/WebKit/Source/modules/vr/VRPose.cpp

Index: third_party/WebKit/Source/modules/vr/VRPose.cpp
diff --git a/third_party/WebKit/Source/modules/vr/VRPose.cpp b/third_party/WebKit/Source/modules/vr/VRPose.cpp
index 5865b26000b81eb9c4c223b9f0edf74df00335cc..14d9025273d4002a126f6bfcbdefe2af0df1590c 100644
--- a/third_party/WebKit/Source/modules/vr/VRPose.cpp
+++ b/third_party/WebKit/Source/modules/vr/VRPose.cpp
@@ -19,7 +19,6 @@ DOMFloat32Array* mojoArrayToFloat32Array(const mojo::WTFArray<float>& vec)
 } // namespace
 
 VRPose::VRPose()
-    : m_timestamp(0.0)
 {
 }
 
@@ -28,7 +27,6 @@ void VRPose::setPose(const device::blink::VRPosePtr& state)
     if (state.is_null())
         return;
 
-    m_timestamp = state->timestamp;
     m_orientation = mojoArrayToFloat32Array(state->orientation);
     m_position = mojoArrayToFloat32Array(state->position);
     m_angularVelocity = mojoArrayToFloat32Array(state->angularVelocity);