Merge "Remove now defunct touch analysis facility"
diff --git a/packages/Keyguard/Android.mk b/packages/Keyguard/Android.mk
index 1be44f9..96ed2e7 100644
--- a/packages/Keyguard/Android.mk
+++ b/packages/Keyguard/Android.mk
@@ -16,8 +16,7 @@
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
 
-LOCAL_SRC_FILES := $(call all-java-files-under, src) $(call all-subdir-Iaidl-files) \
-                   $(call all-proto-files-under,src)
+LOCAL_SRC_FILES := $(call all-java-files-under, src) $(call all-subdir-Iaidl-files)
 
 LOCAL_MODULE := Keyguard
 
@@ -27,9 +26,6 @@
 
 LOCAL_PROGUARD_FLAG_FILES := proguard.flags
 
-LOCAL_PROTOC_OPTIMIZE_TYPE := nano
-LOCAL_PROTO_JAVA_OUTPUT_PARAMS := optional_field_style=accessors
-
 LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
 
 include $(BUILD_STATIC_JAVA_LIBRARY)
diff --git a/packages/Keyguard/src/com/android/keyguard/analytics/KeyguardAnalytics.java b/packages/Keyguard/src/com/android/keyguard/analytics/KeyguardAnalytics.java
deleted file mode 100644
index 20af2f1..0000000
--- a/packages/Keyguard/src/com/android/keyguard/analytics/KeyguardAnalytics.java
+++ /dev/null
@@ -1,278 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.keyguard.analytics;
-
-import com.google.protobuf.nano.CodedOutputByteBufferNano;
-import com.google.protobuf.nano.MessageNano;
-
-import android.content.Context;
-import android.hardware.Sensor;
-import android.hardware.SensorEvent;
-import android.hardware.SensorEventListener;
-import android.hardware.SensorManager;
-import android.os.AsyncTask;
-import android.util.Log;
-import android.view.MotionEvent;
-
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.OutputStream;
-
-/**
- * Tracks sessions, touch and sensor events in Keyguard.
- *
- * A session starts when the user is presented with the Keyguard and ends when the Keyguard is no
- * longer visible to the user.
- */
-public class KeyguardAnalytics implements SensorEventListener {
-
-    private static final boolean DEBUG = false;
-    private static final String TAG = "KeyguardAnalytics";
-    private static final long TIMEOUT_MILLIS = 11000; // 11 seconds.
-
-    private static final int[] SENSORS = new int[] {
-            Sensor.TYPE_ACCELEROMETER,
-            Sensor.TYPE_GYROSCOPE,
-            Sensor.TYPE_PROXIMITY,
-            Sensor.TYPE_LIGHT,
-            Sensor.TYPE_ROTATION_VECTOR,
-    };
-
-    private Session mCurrentSession = null;
-    // Err on the side of caution, so logging is not started after a crash even tough the screen
-    // is off.
-    private boolean mScreenOn = false;
-    private boolean mHidden = false;
-
-    private final SensorManager mSensorManager;
-    private final SessionTypeAdapter mSessionTypeAdapter;
-    private final File mAnalyticsFile;
-
-    public KeyguardAnalytics(Context context, SessionTypeAdapter sessionTypeAdapter,
-            File analyticsFile) {
-        mSensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
-        mSessionTypeAdapter = sessionTypeAdapter;
-        mAnalyticsFile = analyticsFile;
-    }
-
-    public Callback getCallback() {
-        return mCallback;
-    }
-
-    public interface Callback {
-        public void onShow();
-        public void onHide();
-        public void onScreenOn();
-        public void onScreenOff();
-        public boolean onTouchEvent(MotionEvent ev, int width, int height);
-        public void onSetOccluded(boolean hidden);
-    }
-
-    public interface SessionTypeAdapter {
-        public int getSessionType();
-    }
-
-    private void sessionEntrypoint() {
-        if (mCurrentSession == null && mScreenOn && !mHidden) {
-            onSessionStart();
-        }
-    }
-
-    private void sessionExitpoint(int result) {
-        if (mCurrentSession != null) {
-            onSessionEnd(result);
-        }
-    }
-
-    private void onSessionStart() {
-        int type = mSessionTypeAdapter.getSessionType();
-        mCurrentSession = new Session(System.currentTimeMillis(), System.nanoTime(), type);
-        if (type == Session.TYPE_KEYGUARD_SECURE) {
-            mCurrentSession.setRedactTouchEvents();
-        }
-        for (int sensorType : SENSORS) {
-            Sensor s = mSensorManager.getDefaultSensor(sensorType);
-            if (s != null) {
-                mSensorManager.registerListener(this, s, SensorManager.SENSOR_DELAY_GAME);
-            }
-        }
-        if (DEBUG) {
-            Log.d(TAG, "onSessionStart()");
-        }
-    }
-
-    private void onSessionEnd(int result) {
-        if (DEBUG) {
-            Log.d(TAG, String.format("onSessionEnd(success=%d)", result));
-        }
-        mSensorManager.unregisterListener(this);
-
-        Session session = mCurrentSession;
-        mCurrentSession = null;
-
-        session.end(System.currentTimeMillis(), result);
-        queueSession(session);
-    }
-
-    private void queueSession(final Session currentSession) {
-        if (DEBUG) {
-            Log.i(TAG, "Saving session.");
-        }
-        new AsyncTask<Void, Void, Void>() {
-            @Override
-            protected Void doInBackground(Void... params) {
-                try {
-                    byte[] b = writeDelimitedProto(currentSession.toProto());
-                    OutputStream os = new FileOutputStream(mAnalyticsFile, true /* append */);
-                    if (DEBUG) {
-                        Log.d(TAG, String.format("Serialized size: %d kB.", b.length / 1024));
-                    }
-                    try {
-                        os.write(b);
-                        os.flush();
-                    } finally {
-                        try {
-                            os.close();
-                        } catch (IOException e) {
-                            Log.e(TAG, "Exception while closing file", e);
-                        }
-                    }
-                } catch (IOException e) {
-                    Log.e(TAG, "Exception while writing file", e);
-                }
-                return null;
-            }
-
-            private byte[] writeDelimitedProto(MessageNano proto)
-                    throws IOException {
-                byte[] result = new byte[CodedOutputByteBufferNano.computeMessageSizeNoTag(proto)];
-                CodedOutputByteBufferNano ob = CodedOutputByteBufferNano.newInstance(result);
-                ob.writeMessageNoTag(proto);
-                ob.checkNoSpaceLeft();
-                return result;
-            }
-        }.executeOnExecutor(AsyncTask.SERIAL_EXECUTOR);
-    }
-
-    @Override
-    public synchronized void onSensorChanged(SensorEvent event) {
-        if (false) {
-            Log.v(TAG, String.format(
-                    "onSensorChanged(name=%s, values[0]=%f)",
-                    event.sensor.getName(), event.values[0]));
-        }
-        if (mCurrentSession != null) {
-            mCurrentSession.addSensorEvent(event, System.nanoTime());
-            enforceTimeout();
-        }
-    }
-
-    private void enforceTimeout() {
-        if (System.currentTimeMillis() - mCurrentSession.getStartTimestampMillis()
-                > TIMEOUT_MILLIS) {
-            onSessionEnd(Session.RESULT_UNKNOWN);
-            if (DEBUG) {
-                Log.i(TAG, "Analytics timed out.");
-            }
-        }
-    }
-
-    @Override
-    public void onAccuracyChanged(Sensor sensor, int accuracy) {
-    }
-
-    private final Callback mCallback = new Callback() {
-        @Override
-        public void onShow() {
-            if (DEBUG) {
-                Log.d(TAG, "onShow()");
-            }
-            synchronized (KeyguardAnalytics.this) {
-                sessionEntrypoint();
-            }
-        }
-
-        @Override
-        public void onHide() {
-            if (DEBUG) {
-                Log.d(TAG, "onHide()");
-            }
-            synchronized (KeyguardAnalytics.this) {
-                sessionExitpoint(Session.RESULT_SUCCESS);
-            }
-        }
-
-        @Override
-        public void onScreenOn() {
-            if (DEBUG) {
-                Log.d(TAG, "onScreenOn()");
-            }
-            synchronized (KeyguardAnalytics.this) {
-                mScreenOn = true;
-                sessionEntrypoint();
-            }
-        }
-
-        @Override
-        public void onScreenOff() {
-            if (DEBUG) {
-                Log.d(TAG, "onScreenOff()");
-            }
-            synchronized (KeyguardAnalytics.this) {
-                mScreenOn = false;
-                sessionExitpoint(Session.RESULT_FAILURE);
-            }
-        }
-
-        @Override
-        public boolean onTouchEvent(MotionEvent ev, int width, int height) {
-            if (DEBUG) {
-                Log.v(TAG, "onTouchEvent(ev.action="
-                        + MotionEvent.actionToString(ev.getAction()) + ")");
-            }
-            synchronized (KeyguardAnalytics.this) {
-                if (mCurrentSession != null) {
-                    mCurrentSession.addMotionEvent(ev);
-                    mCurrentSession.setTouchArea(width, height);
-                    enforceTimeout();
-                }
-            }
-            return true;
-        }
-
-        @Override
-        public void onSetOccluded(boolean hidden) {
-            synchronized (KeyguardAnalytics.this) {
-                if (hidden != mHidden) {
-                    if (DEBUG) {
-                        Log.d(TAG, "onSetOccluded(" + hidden + ")");
-                    }
-                    mHidden = hidden;
-                    if (hidden) {
-                        // Could have gone to camera on purpose / by falsing or an app could have
-                        // launched on top of the lockscreen.
-                        sessionExitpoint(Session.RESULT_UNKNOWN);
-                    } else {
-                        sessionEntrypoint();
-                    }
-                }
-            }
-        }
-    };
-
-}
diff --git a/packages/Keyguard/src/com/android/keyguard/analytics/PointerTracker.java b/packages/Keyguard/src/com/android/keyguard/analytics/PointerTracker.java
deleted file mode 100644
index e68f751..0000000
--- a/packages/Keyguard/src/com/android/keyguard/analytics/PointerTracker.java
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.keyguard.analytics;
-
-import android.graphics.RectF;
-import android.util.FloatMath;
-import android.util.SparseArray;
-import android.view.MotionEvent;
-
-import java.util.HashMap;
-import java.util.Map;
-
-import static com.android.keyguard.analytics.KeyguardAnalyticsProtos.Session.TouchEvent.BoundingBox;
-
-/**
- * Takes motion events and tracks the length and bounding box of each pointer gesture as well as
- * the bounding box of the whole gesture.
- */
-public class PointerTracker {
-    private SparseArray<Pointer> mPointerInfoMap = new SparseArray<Pointer>();
-    private RectF mTotalBoundingBox = new RectF();
-
-    public void addMotionEvent(MotionEvent ev) {
-        if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
-            float x = ev.getX();
-            float y = ev.getY();
-            mTotalBoundingBox.set(x, y, x, y);
-        }
-        for (int i = 0; i < ev.getPointerCount(); i++) {
-            int id = ev.getPointerId(i);
-            Pointer pointer = getPointer(id);
-            float x = ev.getX(i);
-            float y = ev.getY(i);
-            boolean down = ev.getActionMasked() == MotionEvent.ACTION_DOWN
-                    || (ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN
-                            && ev.getActionIndex() == i);
-            pointer.addPoint(x, y, down);
-            mTotalBoundingBox.union(x, y);
-        }
-    }
-
-    public float getPointerLength(int id) {
-        return getPointer(id).length;
-    }
-
-    public BoundingBox getBoundingBox() {
-        return boundingBoxFromRect(mTotalBoundingBox);
-    }
-
-    public BoundingBox getPointerBoundingBox(int id) {
-        return boundingBoxFromRect(getPointer(id).boundingBox);
-    }
-
-    private BoundingBox boundingBoxFromRect(RectF f) {
-        BoundingBox bb = new BoundingBox();
-        bb.setHeight(f.height());
-        bb.setWidth(f.width());
-        return bb;
-    }
-
-    private Pointer getPointer(int id) {
-        Pointer p = mPointerInfoMap.get(id);
-        if (p == null) {
-            p = new Pointer();
-            mPointerInfoMap.put(id, p);
-        }
-        return p;
-    }
-
-    private static class Pointer {
-        public float length;
-        public final RectF boundingBox = new RectF();
-
-        private float mLastX;
-        private float mLastY;
-
-        public void addPoint(float x, float y, boolean down) {
-            float deltaX;
-            float deltaY;
-            if (down) {
-                boundingBox.set(x, y, x, y);
-                length = 0f;
-                deltaX = 0;
-                deltaY = 0;
-            } else {
-                deltaX = x - mLastX;
-                deltaY = y - mLastY;
-            }
-            mLastX = x;
-            mLastY = y;
-            length += FloatMath.sqrt(deltaX * deltaX + deltaY * deltaY);
-            boundingBox.union(x, y);
-        }
-    }
-}
diff --git a/packages/Keyguard/src/com/android/keyguard/analytics/Session.java b/packages/Keyguard/src/com/android/keyguard/analytics/Session.java
deleted file mode 100644
index 05f9165..0000000
--- a/packages/Keyguard/src/com/android/keyguard/analytics/Session.java
+++ /dev/null
@@ -1,220 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.keyguard.analytics;
-
-import android.os.Build;
-import android.util.Slog;
-import android.view.MotionEvent;
-
-import java.util.ArrayList;
-
-import static com.android.keyguard.analytics.KeyguardAnalyticsProtos.Session.SensorEvent;
-import static com.android.keyguard.analytics.KeyguardAnalyticsProtos.Session.TouchEvent;
-
-/**
- * Records data about one keyguard session.
- *
- * The recorded data contains start and end of the session, whether it unlocked the device
- * successfully, sensor data and touch data.
- *
- * If the keyguard is secure, the recorded touch data will correlate or contain the user pattern or
- * PIN. If this is not desired, the touch coordinates can be redacted before serialization.
- */
-public class Session {
-
-    private static final String TAG = "KeyguardAnalytics";
-    private static final boolean DEBUG = false;
-
-    /**
-     * The user has failed to unlock the device in this session.
-     */
-    public static final int RESULT_FAILURE = KeyguardAnalyticsProtos.Session.FAILURE;
-    /**
-     * The user has succeeded in unlocking the device in this session.
-     */
-    public static final int RESULT_SUCCESS = KeyguardAnalyticsProtos.Session.SUCCESS;
-
-    /**
-     * It is unknown how the session with the keyguard ended.
-     */
-    public static final int RESULT_UNKNOWN = KeyguardAnalyticsProtos.Session.UNKNOWN;
-
-    /**
-     * This session took place on an insecure keyguard.
-     */
-    public static final int TYPE_KEYGUARD_INSECURE
-            = KeyguardAnalyticsProtos.Session.KEYGUARD_INSECURE;
-
-    /**
-     * This session took place on an secure keyguard.
-     */
-    public static final int TYPE_KEYGUARD_SECURE
-            = KeyguardAnalyticsProtos.Session.KEYGUARD_SECURE;
-
-    /**
-     * This session took place during a fake wake up of the device.
-     */
-    public static final int TYPE_RANDOM_WAKEUP = KeyguardAnalyticsProtos.Session.RANDOM_WAKEUP;
-
-
-    private final PointerTracker mPointerTracker = new PointerTracker();
-
-    private final long mStartTimestampMillis;
-    private final long mStartSystemTimeNanos;
-    private final int mType;
-
-    private boolean mRedactTouchEvents;
-    private ArrayList<TouchEvent> mMotionEvents = new ArrayList<TouchEvent>(200);
-    private ArrayList<SensorEvent> mSensorEvents = new ArrayList<SensorEvent>(600);
-    private int mTouchAreaHeight;
-    private int mTouchAreaWidth;
-
-    private long mEndTimestampMillis;
-    private int mResult;
-    private boolean mEnded;
-
-    public Session(long startTimestampMillis, long startSystemTimeNanos, int type) {
-        mStartTimestampMillis = startTimestampMillis;
-        mStartSystemTimeNanos = startSystemTimeNanos;
-        mType = type;
-    }
-
-    public void end(long endTimestampMillis, int result) {
-        mEnded = true;
-        mEndTimestampMillis = endTimestampMillis;
-        mResult = result;
-    }
-
-    public void addMotionEvent(MotionEvent motionEvent) {
-        if (mEnded) {
-            return;
-        }
-        mPointerTracker.addMotionEvent(motionEvent);
-        mMotionEvents.add(protoFromMotionEvent(motionEvent));
-    }
-
-    public void addSensorEvent(android.hardware.SensorEvent eventOrig, long systemTimeNanos) {
-        if (mEnded) {
-            return;
-        }
-        SensorEvent event = protoFromSensorEvent(eventOrig, systemTimeNanos);
-        mSensorEvents.add(event);
-        if (DEBUG) {
-            Slog.v(TAG, String.format("addSensorEvent(name=%s, values[0]=%f",
-                    event.getType(), event.values[0]));
-        }
-    }
-
-    @Override
-    public String toString() {
-        final StringBuilder sb = new StringBuilder("Session{");
-        sb.append("mType=").append(mType);
-        sb.append(", mStartTimestampMillis=").append(mStartTimestampMillis);
-        sb.append(", mStartSystemTimeNanos=").append(mStartSystemTimeNanos);
-        sb.append(", mEndTimestampMillis=").append(mEndTimestampMillis);
-        sb.append(", mResult=").append(mResult);
-        sb.append(", mRedactTouchEvents=").append(mRedactTouchEvents);
-        sb.append(", mTouchAreaHeight=").append(mTouchAreaHeight);
-        sb.append(", mTouchAreaWidth=").append(mTouchAreaWidth);
-        sb.append(", mMotionEvents=[size=").append(mMotionEvents.size()).append("]");
-        sb.append(", mSensorEvents=[size=").append(mSensorEvents.size()).append("]");
-        sb.append('}');
-        return sb.toString();
-    }
-
-    public KeyguardAnalyticsProtos.Session toProto() {
-        KeyguardAnalyticsProtos.Session proto = new KeyguardAnalyticsProtos.Session();
-        proto.setStartTimestampMillis(mStartTimestampMillis);
-        proto.setDurationMillis(mEndTimestampMillis - mStartTimestampMillis);
-        proto.setBuild(Build.FINGERPRINT);
-        proto.setResult(mResult);
-        proto.sensorEvents = mSensorEvents.toArray(proto.sensorEvents);
-        proto.touchEvents = mMotionEvents.toArray(proto.touchEvents);
-        proto.setTouchAreaWidth(mTouchAreaWidth);
-        proto.setTouchAreaHeight(mTouchAreaHeight);
-        proto.setType(mType);
-        if (mRedactTouchEvents) {
-            redactTouchEvents(proto.touchEvents);
-        }
-        return proto;
-    }
-
-    private void redactTouchEvents(TouchEvent[] touchEvents) {
-        for (int i = 0; i < touchEvents.length; i++) {
-            TouchEvent t = touchEvents[i];
-            for (int j = 0; j < t.pointers.length; j++) {
-                TouchEvent.Pointer p = t.pointers[j];
-                p.clearX();
-                p.clearY();
-            }
-            t.setRedacted(true);
-        }
-    }
-
-    private SensorEvent protoFromSensorEvent(android.hardware.SensorEvent ev, long sysTimeNanos) {
-        SensorEvent proto = new SensorEvent();
-        proto.setType(ev.sensor.getType());
-        proto.setTimeOffsetNanos(sysTimeNanos - mStartSystemTimeNanos);
-        proto.setTimestamp(ev.timestamp);
-        proto.values = ev.values.clone();
-        return proto;
-    }
-
-    private TouchEvent protoFromMotionEvent(MotionEvent ev) {
-        int count = ev.getPointerCount();
-        TouchEvent proto = new TouchEvent();
-        proto.setTimeOffsetNanos(ev.getEventTimeNano() - mStartSystemTimeNanos);
-        proto.setAction(ev.getActionMasked());
-        proto.setActionIndex(ev.getActionIndex());
-        proto.pointers = new TouchEvent.Pointer[count];
-        for (int i = 0; i < count; i++) {
-            TouchEvent.Pointer p = new TouchEvent.Pointer();
-            p.setX(ev.getX(i));
-            p.setY(ev.getY(i));
-            p.setSize(ev.getSize(i));
-            p.setPressure(ev.getPressure(i));
-            p.setId(ev.getPointerId(i));
-            proto.pointers[i] = p;
-            if ((ev.getActionMasked() == MotionEvent.ACTION_POINTER_UP && ev.getActionIndex() == i)
-                    || ev.getActionMasked() == MotionEvent.ACTION_UP) {
-                p.boundingBox = mPointerTracker.getPointerBoundingBox(p.getId());
-                p.setLength(mPointerTracker.getPointerLength(p.getId()));
-            }
-        }
-        if (ev.getActionMasked() == MotionEvent.ACTION_UP) {
-            proto.boundingBox = mPointerTracker.getBoundingBox();
-        }
-        return proto;
-    }
-
-    /**
-     * Discards the x / y coordinates of the touch events on serialization. Retained are the
-     * size of the individual and overall bounding boxes and the length of each pointer's gesture.
-     */
-    public void setRedactTouchEvents() {
-        mRedactTouchEvents = true;
-    }
-
-    public void setTouchArea(int width, int height) {
-        mTouchAreaWidth = width;
-        mTouchAreaHeight = height;
-    }
-
-    public long getStartTimestampMillis() {
-        return mStartTimestampMillis;
-    }
-}
diff --git a/packages/Keyguard/src/com/android/keyguard/analytics/keyguard_analytics.proto b/packages/Keyguard/src/com/android/keyguard/analytics/keyguard_analytics.proto
deleted file mode 100644
index 68b1590..0000000
--- a/packages/Keyguard/src/com/android/keyguard/analytics/keyguard_analytics.proto
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-syntax = "proto2";
-
-package keyguard;
-
-option java_package = "com.android.keyguard.analytics";
-option java_outer_classname = "KeyguardAnalyticsProtos";
-
-message Session {
-    message TouchEvent {
-        message BoundingBox {
-            optional float width = 1;
-            optional float height = 2;
-        }
-
-        enum Action {
-            // Keep in sync with MotionEvent.
-            DOWN = 0;
-            UP = 1;
-            MOVE = 2;
-            CANCEL = 3;
-            OUTSIDE = 4;
-            POINTER_DOWN = 5;
-            POINTER_UP = 6;
-        }
-
-        message Pointer {
-            optional float x = 1;
-            optional float y = 2;
-            optional float size = 3;
-            optional float pressure = 4;
-            optional int32 id = 5;
-            optional float length = 6;
-            // Bounding box of the pointer. Only set on UP or POINTER_UP event of this pointer.
-            optional BoundingBox boundingBox = 7;
-        }
-
-        optional uint64 timeOffsetNanos = 1;
-        optional Action action = 2;
-        optional int32 actionIndex = 3;
-        repeated Pointer pointers = 4;
-        /* If true, the the x / y coordinates of the touch events were redacted. Retained are the
-           size of the individual and overall bounding boxes and the length of each pointer's
-           gesture. */
-        optional bool redacted = 5;
-        // Bounding box of the whole gesture. Only set on UP event.
-        optional BoundingBox boundingBox = 6;
-    }
-
-    message SensorEvent {
-        enum Type {
-            ACCELEROMETER = 1;
-            GYROSCOPE = 4;
-            LIGHT = 5;
-            PROXIMITY = 8;
-            ROTATION_VECTOR = 11;
-        }
-
-        optional Type type = 1;
-        optional uint64 timeOffsetNanos = 2;
-        repeated float values = 3;
-        optional uint64 timestamp = 4;
-    }
-
-    enum Result {
-        FAILURE = 0;
-        SUCCESS = 1;
-        UNKNOWN = 2;
-    }
-
-    enum Type {
-        KEYGUARD_INSECURE = 0;
-        KEYGUARD_SECURE = 1;
-        RANDOM_WAKEUP = 2;
-    }
-
-    optional uint64 startTimestampMillis = 1;
-    optional uint64 durationMillis = 2;
-    optional string build = 3;
-    optional Result result = 4;
-    repeated TouchEvent touchEvents = 5;
-    repeated SensorEvent sensorEvents = 6;
-
-    optional int32 touchAreaWidth = 9;
-    optional int32 touchAreaHeight = 10;
-    optional Type type = 11;
-}
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index f7b4994..4837a53 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -59,8 +59,6 @@
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.keyguard.MultiUserAvatarCache;
 import com.android.keyguard.ViewMediatorCallback;
-import com.android.keyguard.analytics.KeyguardAnalytics;
-import com.android.keyguard.analytics.Session;
 import com.android.systemui.SystemUI;
 import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.phone.ScrimController;
@@ -70,7 +68,6 @@
 import java.io.File;
 
 import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
-import static com.android.keyguard.analytics.KeyguardAnalytics.SessionTypeAdapter;
 
 
 /**
@@ -117,7 +114,6 @@
 public class KeyguardViewMediator extends SystemUI {
     private static final int KEYGUARD_DISPLAY_TIMEOUT_DELAY_DEFAULT = 30000;
     final static boolean DEBUG = false;
-    private static final boolean ENABLE_ANALYTICS = Build.IS_DEBUGGABLE;
     private final static boolean DBG_WAKE = false;
 
     private final static String TAG = "KeyguardViewMediator";
@@ -199,8 +195,6 @@
 
     private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager;
 
-    private KeyguardAnalytics mKeyguardAnalytics;
-
     // these are protected by synchronized (this)
 
     /**
@@ -469,22 +463,6 @@
                 mViewMediatorCallback, mLockPatternUtils);
         final ContentResolver cr = mContext.getContentResolver();
 
-        if (ENABLE_ANALYTICS && !LockPatternUtils.isSafeModeEnabled() &&
-                Settings.Secure.getInt(cr, KEYGUARD_ANALYTICS_SETTING, 0) == 1) {
-            mKeyguardAnalytics = new KeyguardAnalytics(mContext, new SessionTypeAdapter() {
-
-                @Override
-                public int getSessionType() {
-                    return mLockPatternUtils.isSecure() && !mUpdateMonitor.getUserHasTrust(
-                            mLockPatternUtils.getCurrentUser())
-                            ? Session.TYPE_KEYGUARD_SECURE
-                            : Session.TYPE_KEYGUARD_INSECURE;
-                }
-            }, new File(mContext.getCacheDir(), "keyguard_analytics.bin"));
-        } else {
-            mKeyguardAnalytics = null;
-        }
-
         mScreenOn = mPM.isScreenOn();
 
         mLockSounds = new SoundPool(1, AudioManager.STREAM_SYSTEM, 0);
@@ -585,9 +563,6 @@
             } else {
                 doKeyguardLocked(null);
             }
-            if (ENABLE_ANALYTICS && mKeyguardAnalytics != null) {
-                mKeyguardAnalytics.getCallback().onScreenOff();
-            }
         }
         KeyguardUpdateMonitor.getInstance(mContext).dispatchScreenTurndOff(why);
     }
@@ -830,9 +805,6 @@
                 updateActivityLockScreenState();
                 adjustStatusBarLocked();
             }
-            if (ENABLE_ANALYTICS && mKeyguardAnalytics != null) {
-                mKeyguardAnalytics.getCallback().onSetOccluded(isOccluded);
-            }
         }
     }