[131374] Clean up assignment to variable has no effect errors

tests/org.eclipse.wst.css.tests.encoding/src/org/eclipse/wst/css/tests/encoding/css/CSSEncodingTester.java

diff --git a/tests/org.eclipse.wst.css.tests.encoding/src/org/eclipse/wst/css/tests/encoding/css/CSSEncodingTester.java b/tests/org.eclipse.wst.css.tests.encoding/src/org/eclipse/wst/css/tests/encoding/css/CSSEncodingTester.java
index a48960f..4f0b0ff 100644
--- a/tests/org.eclipse.wst.css.tests.encoding/src/org/eclipse/wst/css/tests/encoding/css/CSSEncodingTester.java
+++ b/tests/org.eclipse.wst.css.tests.encoding/src/org/eclipse/wst/css/tests/encoding/css/CSSEncodingTester.java
@@ -57,7 +57,7 @@
 		InputStream istream = getMarkSupportedStream(inputStream);
 		try {
 			detector.set(istream);
-			EncodingMemento encodingMemento = encodingMemento = ((CSSResourceEncodingDetector)detector).getEncodingMemento();
+			EncodingMemento encodingMemento = ((CSSResourceEncodingDetector)detector).getEncodingMemento();
 
 			String foundIANAEncoding = null;