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

chrome/browser/permissions/permission_util.cc

Index: chrome/browser/permissions/permission_util.cc
diff --git a/chrome/browser/permissions/permission_util.cc b/chrome/browser/permissions/permission_util.cc
index a9580cee53ec966e4c21d633c619b332623f2b10..a95e4c0e2719ab49f2a5ce538ca24d127f4e8c29 100644
--- a/chrome/browser/permissions/permission_util.cc
+++ b/chrome/browser/permissions/permission_util.cc
@@ -47,6 +47,8 @@ std::string PermissionUtil::GetPermissionString(
       return "BackgroundSync";
     case content::PermissionType::FLASH:
       return "Flash";
+    case content::PermissionType::SENSORS:
+      return "Sensors";
     case content::PermissionType::NUM:
       break;
   }
@@ -68,6 +70,8 @@ bool PermissionUtil::GetPermissionType(ContentSettingsType type,
     *out = PermissionType::VIDEO_CAPTURE;
   } else if (type == CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC) {
     *out = PermissionType::AUDIO_CAPTURE;
+  } else if (type == CONTENT_SETTINGS_TYPE_SENSORS) {
+    *out = PermissionType::SENSORS;
   } else if (type == CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC) {
     *out = PermissionType::BACKGROUND_SYNC;
 #if defined(OS_ANDROID) || defined(OS_CHROMEOS)