Bug 1305352 - (Part 1) Make Presentation API support XUL browser element. r=smaug

MozReview-Commit-ID: 9t5mhvcbpXB
2016-10-27 11:27:41 +08:00
parent bbde67ae1f
commit 332cef1891
4 changed files with 24 additions and 3 deletions
--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@@ -14247,6 +14247,20 @@ nsDocShell::GetIsInMozBrowserOrApp(bool* aIsInMozBrowserOrApp)
  return NS_OK;
 }

+/* [infallible] */ NS_IMETHODIMP
+nsDocShell::GetIsTopLevelContentDocShell(bool* aIsTopLevelContentDocShell)
+{
+  *aIsTopLevelContentDocShell = false;
+
+  if (mItemType == typeContent) {
+    nsCOMPtr<nsIDocShellTreeItem> root;
+    GetSameTypeRootTreeItem(getter_AddRefs(root));
+    *aIsTopLevelContentDocShell = root.get() == static_cast<nsIDocShellTreeItem*>(this);
+  }
+
+  return NS_OK;
+}
+
 /* [infallible] */ NS_IMETHODIMP
 nsDocShell::GetAppId(uint32_t* aAppId)
 {