Make custom elements work in HTML imports

third_party/WebKit/Source/core/html/imports/HTMLImportTreeRoot.cpp

Index: third_party/WebKit/Source/core/html/imports/HTMLImportTreeRoot.cpp
diff --git a/third_party/WebKit/Source/core/html/imports/HTMLImportTreeRoot.cpp b/third_party/WebKit/Source/core/html/imports/HTMLImportTreeRoot.cpp
index f7a71f993d71727dbfe8c1324dd2a310b29ecdce..5c5a32851e45a17d58986de68c1ec64a06721ad5 100644
--- a/third_party/WebKit/Source/core/html/imports/HTMLImportTreeRoot.cpp
+++ b/third_party/WebKit/Source/core/html/imports/HTMLImportTreeRoot.cpp
@@ -87,6 +87,16 @@ HTMLImportChild* HTMLImportTreeRoot::find(const KURL& url) const
     return nullptr;
 }
 
+HTMLImportChild* HTMLImportTreeRoot::find(const Document& document) const

[dominicc (has gone to gerrit), 2016/08/22 08:07:36]

Per above, don't think you need this.

[kochi, 2016/08/22 12:02:00]

Removed!

+{
+    for (size_t i = 0; i < m_imports.size(); ++i) {
+        HTMLImportChild* candidate = m_imports[i].get();
+        if (candidate->document() == document)
+            return candidate;
+    }
+    return nullptr;
+}
+
 void HTMLImportTreeRoot::recalcTimerFired(TimerBase*)
 {
     DCHECK(m_document);