Store parsed meta viewport even when it's currently disabled.

LayoutTests/inspector/device-emulation/device-emulation-test.js

-function setMetaViewport()
+function setMetaViewport(override)
 {
     var VIEWPORTS = {
         "w=320": "width=320",
         "w=dw": "width=device-width",
         "w=980": "width=980",
         "none": "no viewport (desktop site)"
     };
 
     var viewport = VIEWPORTS["none"];
     for (var key in VIEWPORTS) {
         if (location.search == "?" + key) {
             viewport = VIEWPORTS[key];
             break;
         }
     }
+    if (override)
+        viewport = VIEWPORTS[override];
     if (viewport != VIEWPORTS["none"])
         document.write('<meta name="viewport" content="'+viewport+'">');
 }
 
 // matchMedia() polyfill from https://github.com/paulirish/matchMedia.js
 // Authors & copyright (c) 2012: Scott Jehl, Paul Irish, Nicholas Zakas. Dual MIT/BSD license
 window.matchMedia = window.matchMedia || (function(doc, undefined){
     var bool,
         docElem  = doc.documentElement,
         refNode  = docElem.firstElementChild || docElem.firstChild,
@@ skipping 153 matching lines @@
 
 var initialize_DeviceEmulationTest = function() {
 
 InspectorTest.preloadPanel("network");
 
 InspectorTest.getPageMetrics = function(full, callback)
 {
     InspectorTest.evaluateInPage("dumpMetrics(" + full + ")", callback);
 }
 
-InspectorTest.applyEmulationAndReload = function(enabled, width, height, deviceScaleFactor, viewport, insets, callback)
+InspectorTest.applyEmulationAndReload = function(enabled, width, height, deviceScaleFactor, viewport, insets, noReload, callback)
 {
     function PageResizer()
     {
     }
 
     PageResizer.prototype =
     {
         update: function(dipWidth, dipHeight, scale) { },
         __proto__: WebInspector.Object.prototype
     }
@@ skipping 10 matching lines @@
     } else {
         WebInspector.overridesSupport.reset();
     }
     WebInspector.overridesSupport.settings._emulationEnabled.set(enabled);
 
     function emulateCallback()
     {
         var warning = WebInspector.overridesSupport.warningMessage();
         if (warning)
             InspectorTest._deviceEmulationResults.push("Emulation warning: " + warning);
-        InspectorTest.navigate(InspectorTest._deviceEmulationPageUrl + "?" + viewport, callback);
+        if (noReload)
+            callback();
+        else
+            InspectorTest.navigate(InspectorTest._deviceEmulationPageUrl + "?" + viewport, callback);
     }
 };
 
-InspectorTest.emulateAndGetMetrics = function(width, height, deviceScaleFactor, viewport, insets, callback)
+InspectorTest.emulateAndGetMetrics = function(width, height, deviceScaleFactor, viewport, insets, noReload, callback)
 {
     InspectorTest._deviceEmulationResults.push("Emulating device: " + width + "x" + height + "x" + deviceScaleFactor + " viewport='" + viewport + "'");
     var full = !!width && !!height && !!deviceScaleFactor;
-    InspectorTest.applyEmulationAndReload(true, width, height, deviceScaleFactor, viewport, insets, InspectorTest.getPageMetrics.bind(InspectorTest, full, printMetrics));
+    InspectorTest.applyEmulationAndReload(true, width, height, deviceScaleFactor, viewport, insets, noReload, InspectorTest.getPageMetrics.bind(InspectorTest, full, printMetrics));
 
     function printMetrics(metrics)
     {
         InspectorTest._deviceEmulationResults.push(metrics.value + "\n");
         callback();
     }
 };
 
-InspectorTest.testDeviceEmulation = function(pageUrl, width, height, deviceScaleFactor, viewport, insets)
+InspectorTest.testDeviceEmulation = function(pageUrl, width, height, deviceScaleFactor, viewport, insets, noReload)
 {
     InspectorTest._deviceEmulationPageUrl = pageUrl;
     InspectorTest._deviceEmulationResults = [];
-    InspectorTest.emulateAndGetMetrics(width, height, deviceScaleFactor, viewport, insets, callback);
+    InspectorTest.emulateAndGetMetrics(width, height, deviceScaleFactor, viewport, insets, noReload, callback);
 
     function callback()
     {
         InspectorTest.addResult(InspectorTest._deviceEmulationResults.join("\n"));
         InspectorTest.completeTest();
     }
 };
 
 };