DevTools: Allow ToolbarMenuButtons to be trigged via keyboard

third_party/WebKit/Source/devtools/front_end/ui/Toolbar.js

Index: third_party/WebKit/Source/devtools/front_end/ui/Toolbar.js
diff --git a/third_party/WebKit/Source/devtools/front_end/ui/Toolbar.js b/third_party/WebKit/Source/devtools/front_end/ui/Toolbar.js
index 2c5a8ffa735c4f218e4a91786ec65f69aee631e1..8f36b24b98759c7ac45a84b8f71a32fc690e56d3 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/Toolbar.js
+++ b/third_party/WebKit/Source/devtools/front_end/ui/Toolbar.js
@@ -745,9 +745,8 @@ UI.ToolbarMenuButton = class extends UI.ToolbarButton {
    * @param {!Event} event
    */
   _clicked(event) {
-    if (!this._triggerTimeout)
-      return;
-    clearTimeout(this._triggerTimeout);
+    if (this._triggerTimeout)
+      clearTimeout(this._triggerTimeout);
     this._trigger(event);
   }
 };