Update Xray for PNaCl

native_client_sdk/src/libraries/xray/xray_priv.h

 /* Copyright (c) 2013 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 /* XRay -- a simple profiler for Native Client */
 
 /* This header file is the private internal interface. */
 
@@ skipping 164 matching lines @@
 XRAY_NO_INSTRUMENT void XRayFree(void* data);
 
 XRAY_NO_INSTRUMENT void XRaySetMaxStackDepth(
     struct XRayTraceCapture* capture, int stack_depth);
 XRAY_NO_INSTRUMENT int XRayGetLastFrame(struct XRayTraceCapture* capture);
 XRAY_NO_INSTRUMENT void XRayDisableCapture(struct XRayTraceCapture* capture);
 XRAY_NO_INSTRUMENT void XRayEnableCapture(struct XRayTraceCapture* capture);
 XRAY_NO_INSTRUMENT void XRayLoadMapfile(
     struct XRayTraceCapture* capture, const char* mapfilename);
 
+struct XrayTimestampPair {

[nfullagar1, 2013/07/17 00:53:19]

more consistent camel case - XRayTimeStampPair

+  uint64_t xray;
+  int64_t pepper;
+};
+
+#ifndef XRAY_NOPEPPER
+XRAY_NO_INSTRUMENT void XRayGetTSC(uint64_t* tsc);
+XRAY_NO_INSTRUMENT struct XrayTimestampPair* XRayGetStartTimestamp(
+    struct XRayTraceCapture* capture);
+XRAY_NO_INSTRUMENT struct XrayTimestampPair XRayPepperBeginCalibration(void);
+#endif /* XRAY_NOPEPPER */
+
+
 #endif  /* defined(XRAY) */
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif  /* LIBRARIES_XRAY_XRAY_PRIV_H_ */