[sensors] Add Permission guard to the generic sensor apis.

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/Website.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.preferences.website;
 
 import org.chromium.chrome.browser.util.MathUtils;
 
 import java.io.Serializable;
 import java.util.ArrayList;
@@ skipping 17 matching lines @@
 
     private ContentSettingException mAutoplayExceptionInfo;
     private ContentSettingException mBackgroundSyncExceptionInfo;
     private CameraInfo mCameraInfo;
     private ContentSettingException mCookieException;
     private GeolocationInfo mGeolocationInfo;
     private ContentSettingException mJavaScriptException;
     private LocalStorageInfo mLocalStorageInfo;
     private MicrophoneInfo mMicrophoneInfo;
     private MidiInfo mMidiInfo;
+    private SensorInfo mSensorInfo;
     private NotificationInfo mNotificationInfo;
     private ContentSettingException mPopupException;
     private ContentSettingException mSubresourceFilterException;
     private ProtectedMediaIdentifierInfo mProtectedMediaIdentifierInfo;
     private final List<StorageInfo> mStorageInfo = new ArrayList<StorageInfo>();
     private int mStorageInfoCallbacksLeft;
     private final List<UsbInfo> mUsbInfo = new ArrayList<UsbInfo>();
 
     public Website(WebsiteAddress origin, WebsiteAddress embedder) {
         mOrigin = origin;
@@ skipping 238 matching lines @@
     /**
      * Configure Midi usage access setting for this site.
      */
     public void setMidiPermission(ContentSetting value) {
         if (mMidiInfo != null) {
             mMidiInfo.setContentSetting(value);
         }
     }
 
     /**
+     * Sets the SensorInfo object for this Website.
+     */
+    public void setSensorInfo(SensorInfo info) {
+        mSensorInfo = info;
+    }
+
+    public SensorInfo getSensorInfo() {
+        return mSensorInfo;
+    }
+    /**
+     * Returns what permission governs Sensors usage access.
+     */
+    public ContentSetting getSensorsPermission() {
+        return mSensorInfo != null ? mSensorInfo.getContentSetting() : null;
+    }
+    /**
+     * Configure Sensors usage access setting for this site.
+     */
+    public void setSensorsPermission(ContentSetting value) {
+        if (mSensorInfo != null) {
+            mSensorInfo.setContentSetting(value);
+        }
+    }
+
+    /**
      * Sets Notification access permission information class.
      */
     public void setNotificationInfo(NotificationInfo info) {
         mNotificationInfo = info;
     }
 
     public NotificationInfo getNotificationInfo() {
         return mNotificationInfo;
     }
 
@@ skipping 164 matching lines @@
         mUsbInfo.add(info);
     }
 
     /**
      * Returns the set of USB devices this website has been granted permission to access.
      */
     public List<UsbInfo> getUsbInfo() {
         return new ArrayList<UsbInfo>(mUsbInfo);
     }
 }