Update Xray for PNaCl

native_client_sdk/src/libraries/xray/xray_priv.h

Index: native_client_sdk/src/libraries/xray/xray_priv.h
diff --git a/native_client_sdk/src/libraries/xray/xray_priv.h b/native_client_sdk/src/libraries/xray/xray_priv.h
index ae4de0cda9c0d1a0ace6558adce063c9af31aad6..d2af8a871b00956555a9ec73e151684bed0ba22d 100644
--- a/native_client_sdk/src/libraries/xray/xray_priv.h
+++ b/native_client_sdk/src/libraries/xray/xray_priv.h
@@ -182,6 +182,19 @@ 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