Revert "Improve stats reporting"

This reverts commit 5355594b51.

pmd-java/src/main/java/net/sourceforge/pmd/lang/java/symbols/internal/asm/AsmSymbolResolver.java

@@ -126,34 +126,13 @@ public class AsmSymbolResolver implements SymbolResolver {
     public void close() throws Exception {
         closed = true;
         Exception e = null;
-        LOG.trace("Closing resolver with entries for {} stubs", knownStubs.size());
-        int numParsed = 0;
-        int numClosed = 0;
-        int numFailed = 0;
-        int numFailedQueries = 0;
         for (ClassStub stub : knownStubs.values()) {
             Closeable closeable = stub.getCloseable();
             if (closeable != null) {
                 LOG.trace("Closing stream for {}", stub);
                 e = IOUtil.closeAndAccumulate(closeable, e);
-                numClosed++;
-            } else if (stub == failed) {
-                // Note that failed queries may occur under normal circumstances.
-                // Eg package names may be queried just to figure
-                // out whether they're packages or classes.
-                numFailedQueries++;
-            } else if (!stub.isFailed()) {
-                numParsed++;
-            } else {
-                numFailed++;
             }
         }
-        LOG.trace("Of {} distinct queries to the classloader, {} queries failed, "
-                      + "{} classes were found and parsed successfully, "
-                      + "{} were found but failed parsing (!), "
-                      + "{} were found but never parsed.",
-                  knownStubs.size(), numFailedQueries, numParsed, numFailed, numClosed);
-
         knownStubs.clear();
         if (e != null) {
             throw e;

pmd-java/src/main/java/net/sourceforge/pmd/lang/java/symbols/internal/asm/ClassStub.java

@@ -154,10 +154,6 @@ final class ClassStub implements JClassSymbol, AsmStub, AnnotationOwner {
         return this.parseLock.getCloseable();
     }
 
-    boolean isFailed() {
-        return this.parseLock.isFailed();
-    }
-
     @Override
     public AsmSymbolResolver getResolver() {
         return resolver;