core/platform: Include wtf files using "wtf/foo.h" form.

Source/core/platform/audio/HRTFElevation.h

 /*
  * Copyright (C) 2010 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 12 matching lines @@
  * 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.
  */
 
 #ifndef HRTFElevation_h
 #define HRTFElevation_h
 
 #include "core/platform/audio/HRTFKernel.h"
-#include <wtf/Noncopyable.h>
-#include <wtf/OwnPtr.h>
-#include <wtf/PassOwnPtr.h>
-#include <wtf/PassRefPtr.h>
-#include <wtf/RefCounted.h>
-#include <wtf/RefPtr.h>
-#include <wtf/text/CString.h>
-#include <wtf/text/WTFString.h>
+#include "wtf/Noncopyable.h"
+#include "wtf/OwnPtr.h"
+#include "wtf/PassOwnPtr.h"
+#include "wtf/PassRefPtr.h"
+#include "wtf/RefCounted.h"
+#include "wtf/RefPtr.h"
+#include "wtf/text/CString.h"
+#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 // HRTFElevation contains all of the HRTFKernels (one left ear and one right ear per azimuth angle) for a particular elevation.
 
 class HRTFElevation {
     WTF_MAKE_NONCOPYABLE(HRTFElevation);
 public:
     // Loads and returns an HRTFElevation with the given HRTF database subject name and elevation from browser (or WebKit.framework) resources.
     // Normally, there will only be a single HRTF database set, but this API supports the possibility of multiple ones with different names.
@@ skipping 52 matching lines @@
 
     OwnPtr<HRTFKernelList> m_kernelListL;
     OwnPtr<HRTFKernelList> m_kernelListR;
     double m_elevationAngle;
     float m_sampleRate;
 };
 
 } // namespace WebCore
 
 #endif // HRTFElevation_h