PlaybackControl: Allow showing 0 seconds for current time

Bug: 21021839

Change-Id: I946999e292773266ff65d01d97affdfd78a7029f
diff --git a/v17/leanback/src/android/support/v17/leanback/widget/PlaybackControlsPresenter.java b/v17/leanback/src/android/support/v17/leanback/widget/PlaybackControlsPresenter.java
index f1db00b..17225f8 100644
--- a/v17/leanback/src/android/support/v17/leanback/widget/PlaybackControlsPresenter.java
+++ b/v17/leanback/src/android/support/v17/leanback/widget/PlaybackControlsPresenter.java
@@ -58,7 +58,7 @@
         final TextView mCurrentTime;
         final TextView mTotalTime;
         final ProgressBar mProgressBar;
-        int mCurrentTimeInSeconds;
+        int mCurrentTimeInSeconds = -1;
         StringBuilder mTotalTimeStringBuilder = new StringBuilder();
         StringBuilder mCurrentTimeStringBuilder = new StringBuilder();
         int mCurrentTimeMarginStart;