8059710: javac, the same approach used in fix for JDK-8058708 should be...

8059710: javac, the same approach used in fix for JDK-8058708 should be applied to Code.closeAliveRanges
Reviewed-by: jjg

src/share/classes/com/sun/tools/javac/jvm/Code.java

@@ -2017,9 +2017,7 @@ public class Code {
         List<VarSymbol> locals = lvtRanges.getVars(meth, tree);
         for (LocalVar localVar: lvar) {
             for (VarSymbol aliveLocal : locals) {
-                if (localVar == null) {
-                    return;
-                }
+                if (localVar != null) {
                     if (localVar.sym == aliveLocal && localVar.lastRange() != null) {
                         char length = (char)(closingCP - localVar.lastRange().start_pc);
                         if (length < Character.MAX_VALUE) {
@@ -2029,6 +2027,7 @@ public class Code {
                 }
             }
         }
+    }
 
     void adjustAliveRanges(int oldCP, int delta) {
         for (LocalVar localVar: lvar) {