Remove unused parameter

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=140847027

library/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java

@@ -414,7 +414,7 @@ public class DashManifestParser extends DefaultHandler
     Format format = buildFormat(id, mimeType, width, height, frameRate, audioChannels,
         audioSamplingRate, bandwidth, adaptationSetLanguage, adaptationSetAccessibilityChannel,
         codecs);
-    segmentBase = segmentBase != null ? segmentBase : new SingleSegmentBase(baseUrl);
+    segmentBase = segmentBase != null ? segmentBase : new SingleSegmentBase();
 
     return new RepresentationInfo(format, baseUrl, segmentBase, drmSchemeDatas);
   }

library/src/main/java/com/google/android/exoplayer2/source/dash/manifest/SegmentBase.java

@@ -84,7 +84,7 @@ public abstract class SegmentBase {
       this.indexLength = indexLength;
     }
 
-    public SingleSegmentBase(String uri) {
+    public SingleSegmentBase() {
       this(null, 1, 0, 0, 0);
     }