[Bugfix][Editing] Null check in SelectionController::handleGestureLongPress.

third_party/WebKit/Source/core/editing/SelectionController.cpp

Index: third_party/WebKit/Source/core/editing/SelectionController.cpp
diff --git a/third_party/WebKit/Source/core/editing/SelectionController.cpp b/third_party/WebKit/Source/core/editing/SelectionController.cpp
index 75736a6e7713c34ce2d3b098d4fe5694386a7ac6..fee25492fa8de4ffc162621ae41ce5eac3c029c6 100644
--- a/third_party/WebKit/Source/core/editing/SelectionController.cpp
+++ b/third_party/WebKit/Source/core/editing/SelectionController.cpp
@@ -706,9 +706,11 @@ bool SelectionController::handleGestureLongPress(
     return false;
 
   Node* innerNode = hitTestResult.innerNode();
+  if (!innerNode)
+    return false;
   innerNode->document().updateStyleAndLayoutTree();
-  bool innerNodeIsSelectable = innerNode && (hasEditableStyle(*innerNode) ||
-                                             innerNode->canStartSelection());
+  bool innerNodeIsSelectable =
+      hasEditableStyle(*innerNode) || innerNode->canStartSelection();
   if (!innerNodeIsSelectable)
     return false;