Bug 1829983 - Added some debug-only getters to TimeStamp and TimeDuration r=dthayer

Differential Revision: https://phabricator.services.mozilla.com/D177833

mozglue/misc/TimeStamp.h

@@ -169,6 +169,10 @@ class BaseTimeDuration {
     return FromTicks(std::min(aA.mValue, aB.mValue));
   }
 
+#if defined(DEBUG)
+  int64_t GetValue() const { return mValue; }
+#endif
+
  private:
   // Block double multiplier (slower, imprecise if long duration) - Bug 853398.
   // If required, use MultDouble explicitly and with care.
@@ -535,6 +539,10 @@ class TimeStamp {
   static MFBT_API void Startup();
   static MFBT_API void Shutdown();
 
+#if defined(DEBUG)
+  TimeStampValue GetValue() const { return mValue; }
+#endif
+
  private:
   friend struct IPC::ParamTraits<mozilla::TimeStamp>;
   friend struct TimeStampInitialization;

mozglue/misc/TimeStamp_windows.h

@@ -86,6 +86,13 @@ class TimeStampValue {
     return int64_t(*this - aOther) != 0;
   }
   bool IsNull() const { return mIsNull; }
+
+#if defined(DEBUG)
+  uint64_t GTC() const { return mGTC; }
+  uint64_t QPC() const { return mQPC; }
+
+  bool HasQPC() const { return mHasQPC; }
+#endif
 };
 
 }  // namespace mozilla