Move WebDevice{Motion|Orientation} related Blink API headers into their own

Source/platform/exported/WebDeviceOrientationData.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 11 matching lines @@
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "public/platform/WebDeviceOrientationData.h"
+#include "public/platform/modules/device_orientation/WebDeviceOrientationData.h"
 
 #include <string.h>
 
 namespace blink {
 
 WebDeviceOrientationData::WebDeviceOrientationData()
 {
     // Make sure to zero out the memory so that there are no uninitialized bits.
     // This object is used in the shared memory buffer and is memory copied by
     // two processes. Valgrind will complain if we copy around memory that is
     // only partially initialized.
     memset(this, 0, sizeof(*this));
 }
 
 } // namespace blink