Bug 881512 - Add start (and rename end) time helper to TimeRanges. r=cajbir

content/html/content/src/TimeRanges.cpp

@@ -80,13 +80,21 @@ TimeRanges::Add(double aStart, double aEnd)
 }
 
 double
-TimeRanges::GetFinalEndTime()
+TimeRanges::GetStartTime()
 {
   if (mRanges.IsEmpty()) {
     return -1.0;
   }
-  uint32_t finalIndex = mRanges.Length() - 1;
-  return mRanges[finalIndex].mEnd;
+  return mRanges[0].mStart;
+}
+
+double
+TimeRanges::GetEndTime()
+{
+  if (mRanges.IsEmpty()) {
+    return -1.0;
+  }
+  return mRanges[mRanges.Length() - 1].mEnd;
 }
 
 void

content/html/content/src/TimeRanges.h

@@ -30,8 +30,11 @@ public:
 
   void Add(double aStart, double aEnd);
 
-  // Returns the end time of the last range, or -1 if no ranges added.
-  double GetFinalEndTime();
+  // Returns the start time of the first range, or -1 if no ranges exist.
+  double GetStartTime();
+
+  // Returns the end time of the last range, or -1 if no ranges exist.
+  double GetEndTime();
 
   // See http://www.whatwg.org/html/#normalized-timeranges-object
   void Normalize();