removed unused empty method in super class

see eclipse-jdt#4300

Author: stephan-herrmann

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/ast/Pattern.java

@@ -116,11 +116,6 @@ public boolean isUnconditional(TypeBinding t, Scope scope) {
 
 	public abstract void generateCode(BlockScope currentScope, CodeStream codeStream, BranchLabel patternMatchLabel, BranchLabel matchFailLabel);
 
-	public void generateTestingConversion(BlockScope scope, CodeStream codeStream) {
-		// TODO: MAKE THIS abstract
-	}
-
-
 	@Override
 	public boolean checkUnsafeCast(Scope scope, TypeBinding castType, TypeBinding expressionType, TypeBinding match, boolean isNarrowing) {
 		if (!castType.isReifiable())

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/ast/TypePattern.java

@@ -110,7 +110,6 @@ public void setPatternIsTotalType() {
 		this.isTotalTypeNode = true;
 	}
 
-	@Override
 	public void generateTestingConversion(BlockScope scope, CodeStream codeStream) {
 		TypeBinding provided = this.outerExpressionType;
 		TypeBinding expected = this.resolvedType;