Merge "Enabling app tracing for Launcher" into udc-qpr-dev

import android.content.Context;

import android.content.pm.PackageManager;

import android.os.Build;

import android.os.Looper;

import android.os.Trace;

import android.os.UserManager;

import android.util.Log;

import android.view.ThreadedRenderer;

        // Elevate GPU priority for Quickstep and Remote animations.

        ThreadedRenderer.setContextPriority(

                ThreadedRenderer.EGL_CONTEXT_PRIORITY_HIGH_IMG);

        // Enable Looper trace points.

        // This allows us to see Handler callbacks on traces.

        Looper.getMainLooper().setTraceTag(Trace.TRACE_TAG_APP);

    }

}