Fix crash in WebNode::isLink().

content/renderer/context_menu_params_builder.cc

Index: content/renderer/context_menu_params_builder.cc
diff --git a/content/renderer/context_menu_params_builder.cc b/content/renderer/context_menu_params_builder.cc
index 0d53dac225eefaf56f29cb59b620a63e389a09c6..63dcd4d1e7b6b3c5b903b9dac8906f4e88882da2 100644
--- a/content/renderer/context_menu_params_builder.cc
+++ b/content/renderer/context_menu_params_builder.cc
@@ -58,7 +58,7 @@ ContextMenuParams ContextMenuParamsBuilder::Build(
   if (!params.link_url.is_empty()) {
     blink::WebNode selectedNode = DomUtils::ExtractParentAnchorNode(data.node);
     blink::WebElement selectedElement = selectedNode.to<blink::WebElement>();
-    if (selectedNode.isLink() && !selectedElement.isNull()) {
+    if (!selectedElement.isNull() && selectedNode.isLink()) {
       params.link_text = selectedElement.innerText();
     } else {
       LOG(ERROR) << "Creating a ContextMenuParams for a node that has a link"