DevTools: Avoid rebaselining test results after changing InjectedScript.

LayoutTests/http/tests/inspector/console-test.js

 var initialize_ConsoleTest = function() {
 
 
 InspectorTest.showConsolePanel = function()
 {
     WebInspector.inspectorView.showPanel("console");
 }
 
-InspectorTest.prepareConsoleMessageText = function(messageElement)
+InspectorTest.prepareConsoleMessageText = function(messageElement, consoleMessage)
 {
     var messageText = messageElement.textContent.replace(/\u200b/g, "");
     // Replace scriptIds with generic scriptId string to avoid flakiness.
-    messageText = messageText.replace(/VM\d+/g, "VM");
+    messageText = messageText.replace(/\bVM\d+/g, "VM");
     // Strip out InjectedScript from stack traces to avoid rebaselining each time InjectedScriptSource is edited.
     messageText = messageText.replace(/InjectedScript[\.a-zA-Z_]+ VM:\d+/g, "");
+    // Strip out InjectedScript line numbers from console message anchor.
+    var functionName = consoleMessage && consoleMessage.stackTrace && consoleMessage.stackTrace[0] && consoleMessage.stackTrace[0].functionName || "";
+    if (functionName.indexOf("InjectedScript") !== -1)
+        messageText = messageText.replace(/\bVM:\d+/, ""); // Only first replace.
     // The message might be extremely long in case of dumping stack overflow message.
     messageText = messageText.substring(0, 1024);
     return messageText;
 }
 
 InspectorTest.disableConsoleViewport = function()
 {
     InspectorTest.fixConsoleViewportDimensions(600, 2000);
 }
 
@@ skipping 23 matching lines @@
             for (var node = element.firstChild; node; node = node.traverseNextNode(element)) {
                 if (node.nodeType === Node.ELEMENT_NODE && node.className)
                     classNames.push(node.className);
             }
         }
 
         if (InspectorTest.dumpConsoleTableMessage(uiMessage, false)) {
             if (dumpClassNames)
                 InspectorTest.addResult(classNames.join(" > "));
         } else {
-            var messageText = formatter(element);
+            var messageText = formatter(element, message);
             InspectorTest.addResult(messageText + (dumpClassNames ? " " + classNames.join(" > ") : ""));
         }
 
         if (printOriginatingCommand && uiMessage.consoleMessage().originatingMessage())
             InspectorTest.addResult("Originating from: " + uiMessage.consoleMessage().originatingMessage().messageText);
     }
     return result;
 }
 
 InspectorTest.dumpConsoleTableMessage = function(viewMessage, forceInvalidate)
@@ skipping 134 matching lines @@
     }
     if (!option) {
         InspectorTest.addResult("FAILED: context with prefix: "  + namePrefix + " not found in the context list");
         return;
     }
     option.selected = true;
     WebInspector.ConsolePanel._view()._executionContextChanged();
 }
 
 }