DevTools: Improve CommandLineAPI's getEventListeners result.

LayoutTests/inspector/console/command-line-api-getEventListeners-expected.txt

Index: LayoutTests/inspector/console/command-line-api-getEventListeners-expected.txt
diff --git a/LayoutTests/inspector/console/command-line-api-getEventListeners-expected.txt b/LayoutTests/inspector/console/command-line-api-getEventListeners-expected.txt
index 97a01d073e1d33ef7965d9244349cf770be13358..b8b6e34d133c58a32f0dc6beae57784da1286a53 100644
--- a/LayoutTests/inspector/console/command-line-api-getEventListeners-expected.txt
+++ b/LayoutTests/inspector/console/command-line-api-getEventListeners-expected.txt
@@ -6,10 +6,23 @@ keydown: {
     0: {
         listener: function listener1() { }
         useCapture: false
+        type: "keydown"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
     1: {
         listener: function listener2() { }
         useCapture: true
+        type: "keydown"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
+    }
+}
+- inner after a removal -
+keydown: {
+    0: {
+        listener: function listener2() { }
+        useCapture: true
+        type: "keydown"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
 }
 - outer -
@@ -17,18 +30,24 @@ mousemove: {
     0: {
         listener: function listener1() { }
         useCapture: false
+        type: "mousemove"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
 }
 mousedown: {
     0: {
         listener: function listener2() { }
         useCapture: true
+        type: "mousedown"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
 }
 keydown: {
     0: {
         listener: function listener2() { }
         useCapture: true
+        type: "keydown"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
 }
 - attribute event listeners -
@@ -36,12 +55,16 @@ click: {
     0: {
         listener: function onclick(event) { alert(1) }
         useCapture: false
+        type: "click"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
 }
 mouseover: {
     0: {
         listener: function onmouseover(event) { listener2() }
         useCapture: false
+        type: "mouseover"
+        remove: function () { node.removeEventListener(this.type, this.listener, this.useCapture) }
     }
 }
 - empty -