[DevTools] Support multiple sessions in Target domain

third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-evaluate-in-worker-while-pause-in-page.html

Index: third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-evaluate-in-worker-while-pause-in-page.html
diff --git a/third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-evaluate-in-worker-while-pause-in-page.html b/third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-evaluate-in-worker-while-pause-in-page.html
index ddae33241a2a7b938a27b9a5faf6c5ca3af2ea28..3e27aa1a6bb3da4a583ef20966ad2bcc515cf697 100644
--- a/third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-evaluate-in-worker-while-pause-in-page.html
+++ b/third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-evaluate-in-worker-while-pause-in-page.html
@@ -21,14 +21,14 @@ function startWorkerAndRunTest()
 
 function test()
 {
-    var workerId;
+    var workerSessionId;
     var workerRequestId = 1;
 
     function sendCommandToWorker(method, params)
     {
         InspectorTest.sendCommand("Target.sendMessageToTarget",
             {
-                "targetId": workerId,
+                "sessionId": workerSessionId,
                 "message": JSON.stringify({ "method": method,
                                             "params": params,
                                             "id": workerRequestId })
@@ -57,7 +57,7 @@ function test()
     var savedWorkerRequestId = -1;
     InspectorTest.eventHandler["Target.attachedToTarget"] = function(messageObject)
     {
-        workerId = messageObject["params"]["targetInfo"]["targetId"];
+        workerSessionId = messageObject["params"]["sessionId"];
         InspectorTest.log("Worker created");
         InspectorTest.log("didConnectToWorker");
         savedWorkerRequestId = sendCommandToWorker("Runtime.evaluate", { "expression": "1+1"});