blink: clear tooltips on frame leaves

third_party/WebKit/Source/core/input/EventHandler.cpp

Index: third_party/WebKit/Source/core/input/EventHandler.cpp
diff --git a/third_party/WebKit/Source/core/input/EventHandler.cpp b/third_party/WebKit/Source/core/input/EventHandler.cpp
index 1d310088b319f7e41adeae92c293a44ae30039d9..715e80ba8e9cac20d06680b0acd5fbe04b5dcd78 100644
--- a/third_party/WebKit/Source/core/input/EventHandler.cpp
+++ b/third_party/WebKit/Source/core/input/EventHandler.cpp
@@ -761,6 +761,9 @@ WebInputEventResult EventHandler::handleMouseMoveEvent(
 void EventHandler::handleMouseLeaveEvent(const WebMouseEvent& event) {
   TRACE_EVENT0("blink", "EventHandler::handleMouseLeaveEvent");
 
+  Page* page = m_frame->page();
+  if (page)
+    page->chromeClient().mouseDidLeave(*m_frame);

[bokan, 2017/02/07 22:36:25]

just call chromeClient().clearToolTip() directly from here, I'd rather not have
chromeClient become another "event handler".

[Elly Fong-Jones, 2017/02/09 19:21:19]

Done.

   handleMouseMoveOrLeaveEvent(event, Vector<WebMouseEvent>(), 0, false, true);
 }