DevTools: Add possibility to break on "wheel" event.

Source/devtools/front_end/BreakpointsSidebarPane.js

Index: Source/devtools/front_end/BreakpointsSidebarPane.js
diff --git a/Source/devtools/front_end/BreakpointsSidebarPane.js b/Source/devtools/front_end/BreakpointsSidebarPane.js
index deee4e7b8a00d6913991822076e886421053fcf8..c8f439e8dc058f6018d672a6d6647eb8f4dbd655 100644
--- a/Source/devtools/front_end/BreakpointsSidebarPane.js
+++ b/Source/devtools/front_end/BreakpointsSidebarPane.js
@@ -529,7 +529,7 @@ WebInspector.EventListenerBreakpointsSidebarPane = function()
     this._createCategory(WebInspector.UIString("Device"), true, ["deviceorientation", "devicemotion"]);
     this._createCategory(WebInspector.UIString("Keyboard"), true, ["keydown", "keyup", "keypress", "input"]);
     this._createCategory(WebInspector.UIString("Load"), true, ["load", "beforeunload", "unload", "abort", "error", "hashchange", "popstate"]);
-    this._createCategory(WebInspector.UIString("Mouse"), true, ["click", "dblclick", "mousedown", "mouseup", "mouseover", "mousemove", "mouseout", "mousewheel"]);
+    this._createCategory(WebInspector.UIString("Mouse"), true, ["click", "dblclick", "mousedown", "mouseup", "mouseover", "mousemove", "mouseout", "mousewheel", "wheel"]);
     this._createCategory(WebInspector.UIString("Timer"), false, ["setTimer", "clearTimer", "timerFired"]);
     this._createCategory(WebInspector.UIString("Touch"), true, ["touchstart", "touchmove", "touchend", "touchcancel"]);
     this._createCategory(WebInspector.UIString("WebGL"), false, ["webglErrorFired", "webglWarningFired"]);