Tests V8 code cache for javascript resources

---First navigation - produce and consume code cache ------

v8.compile Properties:
{
    data : {
        columnNumber : 0
        lineNumber : 0
        streamed : <boolean>
        url : .../devtools/resources/v8-cache-script.js
    }
    endTime : <number>
    startTime : <number>
    type : "v8.compile"
}
Text details for v8.compile: v8-cache-script.js:1
v8.compile Properties:
{
    data : {
        columnNumber : 0
        lineNumber : 0
        notStreamedReason : "already used streamed data"
        streamed : <boolean>
        url : .../devtools/resources/v8-cache-script.js
    }
    endTime : <number>
    startTime : <number>
    type : "v8.compile"
}
Text details for v8.compile: v8-cache-script.js:1
v8.produceCache Properties:
{
    data : {
        columnNumber : 0
        lineNumber : 0
        producedCacheSize : <number>
        url : .../devtools/resources/v8-cache-script.js
    }
    endTime : <number>
    startTime : <number>
    type : "v8.produceCache"
}
Text details for v8.produceCache: v8-cache-script.js:1
v8.compile Properties:
{
    data : {
        cacheRejected : false
        columnNumber : 0
        consumedCacheSize : <number>
        lineNumber : 0
        notStreamedReason : "already used streamed data"
        streamed : <boolean>
        url : .../devtools/resources/v8-cache-script.js
    }
    endTime : <number>
    startTime : <number>
    type : "v8.compile"
}
Text details for v8.compile: v8-cache-script.js:1

--- Second navigation - from a different origin ------

v8.compile Properties:
{
    data : {
        columnNumber : 0
        lineNumber : 0
        streamed : <boolean>
        url : .../devtools/resources/v8-cache-script.js
    }
    endTime : <number>
    startTime : <number>
    type : "v8.compile"
}
Text details for v8.compile: v8-cache-script.js:1