Changes in app.window and app.runtime to support lock screen note taking

extensions/common/api/app_runtime.idl

Index: extensions/common/api/app_runtime.idl
diff --git a/extensions/common/api/app_runtime.idl b/extensions/common/api/app_runtime.idl
index bec8040134c2a468e48307dd12a13dae210b70f0..a69bd5f597e4d48f82deb5c410c50383ded2f97a 100644
--- a/extensions/common/api/app_runtime.idl
+++ b/extensions/common/api/app_runtime.idl
@@ -66,6 +66,18 @@ namespace app.runtime {
   // Optional data that includes action-specific launch information.
   dictionary ActionData {
     ActionType actionType;
+
+    // <p>Whether the action was requested on Chrome OS lock screen.</p>
+    // <p>
+    //   Launch events with this valued set to <code>true</code> are fired
+    //   in lock screen context, where apps have reduced access to extension
+    //   APIs, but are able to create windows on lock screen.
+    // </p>
+    // <p>
+    //   Note that this value will be set to <code>true</code> only if the app
+    //   is set as the lock screen enabled action handler by the user.
+    // </p>
+    [nodoc] boolean? isLockScreenAction;
   };
 
   // Optional data for the launch. Either <code>items</code>, or