From 75acd77984cbb8c5f3aa850638f41b2e87ed6708 Mon Sep 17 00:00:00 2001
From: Jean-Yves Avenard <jyavenard@mozilla.com>
Date: Thu, 11 Jun 2015 15:49:49 +1000
Subject: [PATCH] Bug 1171330: P3. Add -=, - and * (with integer) operators to
 TimeUnit. r=mattwoodrow

--HG--
extra : rebase_source : 2e74a69d9ee15e55276ba9e65b3422f415b44efd
---
 dom/media/TimeUnits.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/dom/media/TimeUnits.h b/dom/media/TimeUnits.h
index 4aee59b88e9e..d3e5f3d7876d 100644
--- a/dom/media/TimeUnits.h
+++ b/dom/media/TimeUnits.h
@@ -173,6 +173,21 @@ public:
     MOZ_ASSERT(!IsInfinite() && !aOther.IsInfinite());
     return TimeUnit(mValue - aOther.mValue);
   }
+  TimeUnit& operator += (const TimeUnit& aOther) {
+    *this = *this + aOther;
+    return *this;
+  }
+  TimeUnit& operator -= (const TimeUnit& aOther) {
+    *this = *this - aOther;
+    return *this;
+  }
+
+  friend TimeUnit operator* (int aVal, const TimeUnit& aUnit) {
+    return TimeUnit(aUnit.mValue * aVal);
+  }
+  friend TimeUnit operator* (const TimeUnit& aUnit, int aVal) {
+    return TimeUnit(aUnit.mValue * aVal);
+  }
 
   bool IsValid() const
   {