[DevTools] Swallow mouse up in inspect mode

third_party/WebKit/Source/web/InspectorOverlay.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 113 matching lines @@
              const IntPoint& document_scroll_offset);
   void EvaluateInOverlay(const String& method, const String& argument);
   void EvaluateInOverlay(const String& method,
                          std::unique_ptr<protocol::Value> argument);
   void OnTimer(TimerBase*);
   void RebuildOverlayPage();
   void Invalidate();
   void ScheduleUpdate();
   void ClearInternal();
 
-  bool HandleMousePress();
+  bool HandleMouseDown();
+  bool HandleMouseUp();
   bool HandleGestureEvent(const WebGestureEvent&);
   bool HandleTouchEvent(const WebTouchEvent&);
   bool HandleMouseMove(const WebMouseEvent&);
   bool ShouldSearchForNode();
   void Inspect(Node*);
 
   Member<WebLocalFrameImpl> frame_impl_;
   String paused_in_debugger_message_;
   Member<Node> highlight_node_;
   Member<Node> event_target_node_;
   InspectorHighlightConfig node_highlight_config_;
   std::unique_ptr<FloatQuad> highlight_quad_;
   Member<Page> overlay_page_;
   Member<InspectorOverlayChromeClient> overlay_chrome_client_;
   Member<InspectorOverlayHost> overlay_host_;
   InspectorHighlightConfig quad_highlight_config_;
   bool draw_view_size_;
   bool resize_timer_active_;
   bool omit_tooltip_;
   TaskRunnerTimer<InspectorOverlay> timer_;
   bool suspended_;
   bool show_reloading_blanket_;
   bool in_layout_;
   bool needs_update_;
   v8_inspector::V8InspectorSession* v8_session_;
   Member<InspectorDOMAgent> dom_agent_;
   std::unique_ptr<PageOverlay> page_overlay_;
   Member<Node> hovered_node_for_inspect_mode_;
+  bool swallow_next_mouse_up_;
   InspectorDOMAgent::SearchMode inspect_mode_;
   std::unique_ptr<InspectorHighlightConfig> inspect_mode_highlight_config_;
 };
 
 }  // namespace blink
 
 #endif  // InspectorOverlay_h