Moving platform tracing things into platform/tracing.

third_party/WebKit/Source/platform/PlatformInstrumentation.h

 /*
  * Copyright (C) 2012 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 14 matching lines @@
  * 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 PlatformInstrumentation_h
 #define PlatformInstrumentation_h
 
 #include "platform/PlatformExport.h"
-#include "platform/TraceEvent.h"
+#include "platform/tracing/TraceEvent.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class PLATFORM_EXPORT PlatformInstrumentation {
 public:
     class LazyPixelRefTracker: TraceEvent::TraceScopedTrackableObject<void*> {
     public:
         LazyPixelRefTracker(void* instance)
             : TraceEvent::TraceScopedTrackableObject<void*>(CategoryName, LazyPixelRef, instance)
@@ skipping 42 matching lines @@
 }
 
 inline void PlatformInstrumentation::didDecodeLazyPixelRef()
 {
     TRACE_EVENT_END0(CategoryName, DecodeLazyPixelRefEvent);
 }
 
 } // namespace blink
 
 #endif // PlatformInstrumentation_h