livedisplay: Don't explode if no modes are available

 * Don't create the mode observer or try to publish tiles if none
   of the adaptive modes are supported.

Change-Id: Iee6fe8131b0614e10f35b5a03d65fb44c71c0da9

1 files changed, 1 insertions, 0 deletions

diff --git a/api/cm_current.txt b/api/cm_current.txt
index 5c1d080..5fcbbc6 100644
--- a/api/cm_current.txt
+++ b/api/cm_current.txt
@@ -540,6 +540,7 @@ package cyanogenmod.hardware {
     method public int getDefaultMode();
     method public int getDefaultNightTemperature();
     method public boolean hasFeature(int);
+    method public boolean hasModeSupport();
     method public boolean isAvailable();
     method public void writeToParcel(android.os.Parcel, int);
   }