[DevTools] Rename "emulateViewport" to "mobile".

Source/devtools/front_end/Tests.js

Index: Source/devtools/front_end/Tests.js
diff --git a/Source/devtools/front_end/Tests.js b/Source/devtools/front_end/Tests.js
index 09603cf3c91d04a3767661e015ab2d1c667af58e..48f3969bdc5fee83c47f9d741225df5ee5768613 100644
--- a/Source/devtools/front_end/Tests.js
+++ b/Source/devtools/front_end/Tests.js
@@ -695,22 +695,22 @@ TestSuite.prototype.testDeviceMetricsOverrides = function()
 
     function step1()
     {
-        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 1, emulateViewport: false, fitWindow: true}, {width: 1200, height: 1000, deviceScaleFactor: 1}, step2);
+        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 1, mobile: false, fitWindow: true}, {width: 1200, height: 1000, deviceScaleFactor: 1}, step2);
     }
 
     function step2()
     {
-        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 1, emulateViewport: false, fitWindow: false}, {width: 1200, height: 1000, deviceScaleFactor: 1}, step3);
+        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 1, mobile: false, fitWindow: false}, {width: 1200, height: 1000, deviceScaleFactor: 1}, step3);
     }
 
     function step3()
     {
-        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 3, emulateViewport: false, fitWindow: true}, {width: 1200, height: 1000, deviceScaleFactor: 3}, step4);
+        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 3, mobile: false, fitWindow: true}, {width: 1200, height: 1000, deviceScaleFactor: 3}, step4);
     }
 
     function step4()
     {
-        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 3, emulateViewport: false, fitWindow: false}, {width: 1200, height: 1000, deviceScaleFactor: 3}, finish);
+        testOverrides({width: 1200, height: 1000, deviceScaleFactor: 3, mobile: false, fitWindow: false}, {width: 1200, height: 1000, deviceScaleFactor: 3}, finish);
     }
 
     function finish()