Add frameworks support for sample profiling from traceview gui.

(cherry picked from commit ca307d3138ff1e5d0bcf190eb24f3b8dbcabfaa9)

Change-Id: I3553bafe24ac8deb4fa3f9a4d78939c3848b3850
diff --git a/core/java/android/os/Debug.java b/core/java/android/os/Debug.java
index 0a6db25..b78bbc3 100644
--- a/core/java/android/os/Debug.java
+++ b/core/java/android/os/Debug.java
@@ -639,8 +639,9 @@
      *
      * @hide
      */
-    public static void startMethodTracingDdms(int bufferSize, int flags) {
-        VMDebug.startMethodTracingDdms(bufferSize, flags);
+    public static void startMethodTracingDdms(int bufferSize, int flags,
+        boolean samplingEnabled, int intervalUs) {
+        VMDebug.startMethodTracingDdms(bufferSize, flags, samplingEnabled, intervalUs);
     }
 
     /**