[Mac] LocationBarDecoration MouseUp Fix

chrome/browser/ui/cocoa/location_bar/location_bar_decoration.mm

Index: chrome/browser/ui/cocoa/location_bar/location_bar_decoration.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.mm b/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.mm
index e8a0f19194796770c961b1cfa88ae0b1b9e282b6..9b8f00e685df34b184693414fca022ab1cf65395 100644
--- a/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.mm
+++ b/chrome/browser/ui/cocoa/location_bar/location_bar_decoration.mm
@@ -273,6 +273,10 @@ void LocationBarDecoration::OnMouseDown() {
 }
 
 void LocationBarDecoration::OnMouseUp() {
+  // Ignore the mouse up if it's not associated with a mouse down event.
+  if (state_ != DecorationMouseState::PRESSED)
+    return;
+
   DCHECK(tracking_area_owner_);
   state_ = [tracking_area_ mouseInsideTrackingAreaForView:tracking_area_owner_]
                ? DecorationMouseState::HOVER