From c91f0595d36ffdd490d8b6331abb336df6c39f2e Mon Sep 17 00:00:00 2001
From: Irfan Sheriff <isheriff@google.com>
Date: Tue, 19 Jun 2012 16:20:00 -0700
Subject: [PATCH] Remove unusued scan stats

This is now part of BatteryStats

Change-Id: I7e16207276e28eea3be8666990ae958b8ea7a17a
---
 .../java/com/android/server/WifiService.java  | 26 -------------------
 1 file changed, 26 deletions(-)

diff --git a/services/java/com/android/server/WifiService.java b/services/java/com/android/server/WifiService.java
index 3250dce22d677..53fb60be026b8 100644
--- a/services/java/com/android/server/WifiService.java
+++ b/services/java/com/android/server/WifiService.java
@@ -111,10 +111,6 @@ public class WifiService extends IWifiManager.Stub {
     private int mScanLocksAcquired;
     private int mScanLocksReleased;
 
-    /* A mapping from UID to scan count */
-    private HashMap<Integer, Integer> mScanCount =
-            new HashMap<Integer, Integer>();
-
     private final List<Multicaster> mMulticasters =
             new ArrayList<Multicaster>();
     private int mMulticastEnabled;
@@ -585,15 +581,6 @@ public class WifiService extends IWifiManager.Stub {
      */
     public void startScan(boolean forceActive) {
         enforceChangePermission();
-
-        int uid = Binder.getCallingUid();
-        int count = 0;
-        synchronized (mScanCount) {
-            if (mScanCount.containsKey(uid)) {
-                count = mScanCount.get(uid);
-            }
-            mScanCount.put(uid, ++count);
-        }
         mWifiStateMachine.startScan(forceActive);
         noteScanStart();
     }
@@ -1056,12 +1043,6 @@ public class WifiService extends IWifiManager.Stub {
                     mAlarmManager.set(AlarmManager.RTC_WAKEUP, triggerTime, mIdleIntent);
                 }
 
-                //Start scan stats tracking when device unplugged
-                if (pluggedType == 0) {
-                    synchronized (mScanCount) {
-                        mScanCount.clear();
-                    }
-                }
                 mPluggedType = pluggedType;
             } else if (action.equals(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED)) {
                 int state = intent.getIntExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE,
@@ -1252,13 +1233,6 @@ public class WifiService extends IWifiManager.Stub {
         pw.println("Locks held:");
         mLocks.dump(pw);
 
-        pw.println("Scan count since last plugged in");
-        synchronized (mScanCount) {
-            for(int sc : mScanCount.keySet()) {
-                pw.println("UID: " + sc + " Scan count: " + mScanCount.get(sc));
-            }
-        }
-
         pw.println();
         pw.println("WifiWatchdogStateMachine dump");
         mWifiWatchdogStateMachine.dump(pw);