Remove early returns in fullscreen tests

LayoutTests/fullscreen/full-screen-cancel.html

Index: LayoutTests/fullscreen/full-screen-cancel.html
diff --git a/LayoutTests/fullscreen/full-screen-cancel.html b/LayoutTests/fullscreen/full-screen-cancel.html
index d670b14a5ba9ee3144f943339d8409690f98920e..d71f5d9bf87f8fbc31a8efec5e30420056fa0272 100644
--- a/LayoutTests/fullscreen/full-screen-cancel.html
+++ b/LayoutTests/fullscreen/full-screen-cancel.html
@@ -2,42 +2,36 @@
 <script src="full-screen-test.js"></script>
 <span></span>
 <script>
-    // Bail out early if the full screen API is not enabled or is missing:
-    if (Element.prototype.webkitRequestFullScreen == undefined) {
-        logResult(false, "Element.prototype.webkitRequestFullScreen == undefined");
-        endTest();
-    } else {
-        var callback;
-        var fullscreenChanged = function(event)
-        {
-            if (callback)
-                callback(event)
-        };
-        waitForEvent(document, 'webkitfullscreenchange', fullscreenChanged);
+    var callback;
+    var fullscreenChanged = function(event)
+    {
+        if (callback)
+            callback(event)
+    };
+    waitForEvent(document, 'webkitfullscreenchange', fullscreenChanged);
 
-        var span = document.getElementsByTagName('span')[0];
+    var span = document.getElementsByTagName('span')[0];
 
-        var spanEnteredFullScreen = function() {
-            testExpected("document.webkitIsFullScreen", true);
-            testExpected("document.webkitCurrentFullScreenElement", span);
-            callback = cancelledFullScreen;
-            document.webkitCancelFullScreen();
-        };
+    var spanEnteredFullScreen = function() {
+        testExpected("document.webkitIsFullScreen", true);
+        testExpected("document.webkitCurrentFullScreenElement", span);
+        callback = cancelledFullScreen;
+        document.webkitCancelFullScreen();
+    };
 
-        var cancelledFullScreen = function() {
-            testExpected("document.webkitIsFullScreen", false);
-            testExpected("document.webkitCurrentFullScreenElement", undefined);
-            callback = failFullScreenTest;
-            document.webkitCancelFullScreen();
-            setTimeout(endTest, 0);
-        };
+    var cancelledFullScreen = function() {
+        testExpected("document.webkitIsFullScreen", false);
+        testExpected("document.webkitCurrentFullScreenElement", undefined);
+        callback = failFullScreenTest;
+        document.webkitCancelFullScreen();
+        setTimeout(endTest, 0);
+    };
 
-        var failFullScreenTest = function() {
-            consoleWrite("Should not have received a webkitfullscreenchange event.");
-            endTest();
-        };
+    var failFullScreenTest = function() {
+        consoleWrite("Should not have received a webkitfullscreenchange event.");
+        endTest();
+    };
 
-        callback = spanEnteredFullScreen;
-        runWithKeyDown(function(){span.webkitRequestFullScreen()});
-    }
+    callback = spanEnteredFullScreen;
+    runWithKeyDown(function(){span.webkitRequestFullScreen()});
 </script>