Bug 1259878 - remove unnecessary isSome(). r=birtles

MozReview-Commit-ID: 3Xh2D5TOTSg

--HG--
extra : rebase_source : 95715a192eb67afc6f02ca4e8895dae705d64462

dom/animation/AnimationEffectTimingReadOnly.cpp

@@ -40,7 +40,7 @@ AnimationEffectTimingReadOnly::GetDuration(
 void
 AnimationEffectTimingReadOnly::GetEasing(nsString& aRetVal) const
 {
-  if (mTiming.mFunction.isSome()) {
+  if (mTiming.mFunction) {
     mTiming.mFunction->AppendToString(aRetVal);
   } else {
     aRetVal.AssignLiteral("linear");

dom/animation/ComputedTimingFunction.h

@@ -44,7 +44,7 @@ public:
   static double GetPortion(const Maybe<ComputedTimingFunction>& aFunction,
                            double aPortion)
   {
-    return aFunction.isSome() ? aFunction->GetValue(aPortion) : aPortion;
+    return aFunction ? aFunction->GetValue(aPortion) : aPortion;
   }
   static int32_t Compare(const Maybe<ComputedTimingFunction>& aLhs,
                          const Maybe<ComputedTimingFunction>& aRhs);