diff --git a/src/core.js b/src/core.js
index dab633f9c..fa8436a01 100644
--- a/src/core.js
+++ b/src/core.js
@@ -7,7 +7,7 @@ define([
 	"./var/class2type",
 	"./var/toString",
 	"./var/hasOwn",
-	"./core/support"
+	"./var/support"
 ], function( arr, slice, concat, push, indexOf, class2type, toString, hasOwn, support ) {
 
 var
diff --git a/src/core/parseHTML.js b/src/core/parseHTML.js
index c441b2b92..f4448b7b1 100644
--- a/src/core/parseHTML.js
+++ b/src/core/parseHTML.js
@@ -1,10 +1,9 @@
 define([
 	"../core",
 	"./var/rsingleTag",
-	"./support",
 
 	"../manipulation" // buildFragment
-], function( jQuery, rsingleTag, support ) {
+], function( jQuery, rsingleTag ) {
 
 // data: string of html
 // context (optional): If specified, the fragment will be created in this context,
@@ -20,9 +19,7 @@ jQuery.parseHTML = function( data, context, keepScripts ) {
 	}
 	// document.implementation stops scripts or inline event handlers from
 	// being executed immediately
-	context = context || ( support.createHTMLDocument ?
-		document.implementation.createHTMLDocument() :
-		document );
+	context = context || document.implementation.createHTMLDocument();
 
 	var parsed = rsingleTag.exec( data ),
 		scripts = !keepScripts && [];
diff --git a/src/core/support.js b/src/core/support.js
deleted file mode 100644
index d3ed33c04..000000000
--- a/src/core/support.js
+++ /dev/null
@@ -1,8 +0,0 @@
-define([
-	"../var/support"
-], function( support ) {
-	// window.document is used here as it's before the sandboxed document
-	support.createHTMLDocument = !!window.document.implementation.createHTMLDocument;
-
-	return support;
-});
diff --git a/test/unit/core.js b/test/unit/core.js
index ce3c3184d..c4c5ffa1a 100644
--- a/test/unit/core.js
+++ b/test/unit/core.js
@@ -1370,23 +1370,19 @@ test("jQuery.parseHTML", function() {
 	ok( jQuery.parseHTML("<#if><tr><p>This is a test.</p></tr><#/if>") || true, "Garbage input should not cause error" );
 });
 
-// This XSS test is optional, as it will only pass when `document.implementation.createHTMLDocument`
-// is implemented. This might not be the case for older Android browsers (<= 2.x).
-if ( document.implementation.createHTMLDocument ) {
-	asyncTest("jQuery.parseHTML", function() {
-		expect ( 1 );
+asyncTest("jQuery.parseHTML", function() {
+	expect ( 1 );
 
-		Globals.register("parseHTMLError");
+	Globals.register("parseHTMLError");
 
-		jQuery.globalEval("parseHTMLError = false;");
-		jQuery.parseHTML( "<img src=x onerror='parseHTMLError = true'>" );
+	jQuery.globalEval("parseHTMLError = false;");
+	jQuery.parseHTML( "<img src=x onerror='parseHTMLError = true'>" );
 
-		window.setTimeout(function() {
-			start();
-			equal( window.parseHTMLError, false, "onerror eventhandler has not been called." );
-		}, 2000);
-	});
-}
+	window.setTimeout(function() {
+		start();
+		equal( window.parseHTMLError, false, "onerror eventhandler has not been called." );
+	}, 2000);
+});
 
 test("jQuery.parseJSON", function() {
 	expect( 20 );
diff --git a/test/unit/support.js b/test/unit/support.js
index bed2c0414..11f15a33b 100644
--- a/test/unit/support.js
+++ b/test/unit/support.js
@@ -61,7 +61,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": true,
 			"clearCloneStyle": true,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": false,
 			"noCloneChecked": true,
 			"optDisabled": true,
@@ -78,7 +77,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": true,
 			"clearCloneStyle": false,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": true,
 			"noCloneChecked": false,
 			"optDisabled": true,
@@ -95,7 +93,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": true,
 			"clearCloneStyle": false,
 			"cors": false,
-			"createHTMLDocument": true,
 			"focusinBubbles": true,
 			"noCloneChecked": false,
 			"optDisabled": true,
@@ -112,7 +109,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": true,
 			"clearCloneStyle": true,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": false,
 			"noCloneChecked": true,
 			"optDisabled": true,
@@ -129,7 +125,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": true,
 			"clearCloneStyle": true,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": false,
 			"noCloneChecked": true,
 			"optDisabled": true,
@@ -146,7 +141,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": true,
 			"clearCloneStyle": true,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": false,
 			"noCloneChecked": true,
 			"optDisabled": true,
@@ -163,7 +157,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": false,
 			"clearCloneStyle": true,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": false,
 			"noCloneChecked": true,
 			"optDisabled": true,
@@ -180,7 +173,6 @@ testIframeWithCallback( "Check CSP (https://developer.mozilla.org/en-US/docs/Sec
 			"checkOn": false,
 			"clearCloneStyle": false,
 			"cors": true,
-			"createHTMLDocument": true,
 			"focusinBubbles": false,
 			"noCloneChecked": true,
 			"optDisabled": false,