Revert of Enable a srcset 0x descriptor

LayoutTests/fast/hidpi/image-srcset-intrinsic-size.html

Index: LayoutTests/fast/hidpi/image-srcset-intrinsic-size.html
diff --git a/LayoutTests/fast/hidpi/image-srcset-intrinsic-size.html b/LayoutTests/fast/hidpi/image-srcset-intrinsic-size.html
index 68c636e433443f237869379cf4c9ee5c8cffb817..54f90be0cc026062a432d8485be0f771c8aa252a 100644
--- a/LayoutTests/fast/hidpi/image-srcset-intrinsic-size.html
+++ b/LayoutTests/fast/hidpi/image-srcset-intrinsic-size.html
@@ -7,11 +7,10 @@
 <script src="../../resources/js-test.js"></script>
 <script>
     addEventListener("load", function() {
-        shouldBe('document.getElementById("foo").clientWidth', '200');
-        shouldBe('document.getElementById("foo2").clientWidth', '400');
-        shouldBe('document.getElementById("foo3").clientWidth', '100');
-        shouldBe('document.getElementById("foo4").clientWidth', '200');
-        shouldBe('document.getElementById("foo5").clientWidth', '200');
+        shouldBeTrue('document.getElementById("foo").clientWidth==200');
+        shouldBeTrue('document.getElementById("foo2").clientWidth==400');
+        shouldBeTrue('document.getElementById("foo3").clientWidth==100');
+        shouldBeTrue('document.getElementById("foo4").clientWidth==200');
     }, false);
 </script>
 </head>
@@ -26,8 +25,6 @@
     <br>
     <img id="foo3" srcset="resources/srcset.svg 2x">
     <br>
-    <img id="foo4" srcset="resources/blue-100-px-square.png 0.5x">
-    <br>
-    <img id="foo5" src="resources/srcset.svg">
+    <img id="foo4" src="resources/srcset.svg">
 </body>
 </html>