Fix startup sequence to set the preferred unit if not set

MyTracks/src/com/google/android/apps/mytracks/TrackListActivity.java

@@ -659,12 +659,12 @@ public class TrackListActivity extends AbstractSendToGoogleActivity
             .show(getSupportFragmentManager(), EulaDialogFragment.EULA_DIALOG_TAG);
       }
     } else {
-      if (!EulaUtils.hasDefaultUnits(this)) {
+      // If stats_units_key is undefined, set it
+      if (PreferencesUtils.getString(this,  R.string.stats_units_key, "").equals("")) {
         String statsUnits = getString(
             Locale.US.equals(Locale.getDefault()) ? R.string.stats_units_imperial
                 : R.string.stats_units_metric);
         PreferencesUtils.setString(this, R.string.stats_units_key, statsUnits);        
-        EulaUtils.setDefaultUnits(this);
       }
       checkGooglePlayServices();
     }

MyTracks/src/com/google/android/apps/mytracks/util/EulaUtils.java

@@ -31,7 +31,6 @@ public class EulaUtils {
 
   // Accepting Google mobile terms of service
   private static final String ACCEPT_EULA_PREFERENCE_KEY = "eula.google_mobile_tos_accepted";
-  private static final String DEFAULT_UNITS_PREFERENCE_KEY = "defaultUnits";
   private static final String SHOW_ENABLE_SYNC_PREFERENCE_KEY = "showEnableSync";
   
   private EulaUtils() {}
@@ -53,24 +52,6 @@ public class EulaUtils {
     setValue(context, ACCEPT_EULA_PREFERENCE_KEY, true);
   }
   
-  /**
-   * Returns true if the default units is initialized.
-   * 
-   * @param context the context
-   */
-  public static boolean hasDefaultUnits(Context context) {
-    return getValue(context, DEFAULT_UNITS_PREFERENCE_KEY, false);
-  }
-  
-  /**
-   * Sets to true that the default units is initialized.
-   * 
-   * @param context the context
-   */
-  public static void setDefaultUnits(Context context) {
-    setValue(context, DEFAULT_UNITS_PREFERENCE_KEY, true);
-  }
-  
   /**
    * Returns true if show enable sync is needed.
    *