[sensors][permission] Constant permission for Acceleromter and Gyroscope.

chrome/browser/permissions/permission_manager.cc

Index: chrome/browser/permissions/permission_manager.cc
diff --git a/chrome/browser/permissions/permission_manager.cc b/chrome/browser/permissions/permission_manager.cc
index 6fcdfe10f3a0a7cd57bc71881b50ff414e801369..94a2ae711dd62234bfb2154f8c2c4ec2ee45434d 100644
--- a/chrome/browser/permissions/permission_manager.cc
+++ b/chrome/browser/permissions/permission_manager.cc
@@ -126,7 +126,9 @@ ContentSettingsType PermissionTypeToContentSetting(PermissionType permission) {
 // The ContentSettingsTypes for which true is returned will also return nullptr
 // in PermissionManager::GetPermissionContext since they don't have a context.
 bool IsConstantPermission(ContentSettingsType type) {
-  return type == CONTENT_SETTINGS_TYPE_MIDI;
+  return (type == CONTENT_SETTINGS_TYPE_MIDI ||
+          CONTENT_SETTINGS_TYPE_ACCELEROMETER ||
+          CONTENT_SETTINGS_TYPE_GYROSCOPE);
 }
 
 void SubscriptionCallbackWrapper(
@@ -170,6 +172,10 @@ ContentSetting GetContentSettingForConstantPermission(
   switch (type) {
     case CONTENT_SETTINGS_TYPE_MIDI:
       return CONTENT_SETTING_ALLOW;
+    case CONTENT_SETTINGS_TYPE_ACCELEROMETER:
+      return CONTENT_SETTING_ALLOW;
+    case CONTENT_SETTINGS_TYPE_GYROSCOPE:
+      return CONTENT_SETTING_ALLOW;
     default:
       return CONTENT_SETTING_BLOCK;
   }