Replaced /sdcard with Environment.getExternalStorageDirectory()

Change-Id: I50cc6c6ebf5db639d4fbee6a513193070de7823e
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 6bd915a..2742f2f 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -47,6 +47,7 @@
 import android.graphics.drawable.ColorDrawable;
 import android.net.Uri;
 import android.os.Bundle;
+import android.os.Environment;
 import android.os.Handler;
 import android.os.Parcelable;
 import android.os.SystemClock;
@@ -226,7 +227,8 @@
         mAppWidgetHost.startListening();
 
         if (PROFILE_STARTUP) {
-            android.os.Debug.startMethodTracing("/sdcard/launcher");
+            android.os.Debug.startMethodTracing(
+                    Environment.getExternalStorageDirectory() + "/launcher");
         }
 
         loadHotseats();