Revert of [Android] JUnit runner + gyp changes.

testing/android/junit/java/src/org/chromium/testing/local/JunitTestMain.java

Index: testing/android/junit/java/src/org/chromium/testing/local/JunitTestMain.java
diff --git a/testing/android/junit/java/src/org/chromium/testing/local/JunitTestMain.java b/testing/android/junit/java/src/org/chromium/testing/local/JunitTestMain.java
deleted file mode 100644
index d9c468d8470d5af2da99df76bb70f1ba043a69cf..0000000000000000000000000000000000000000
--- a/testing/android/junit/java/src/org/chromium/testing/local/JunitTestMain.java
+++ /dev/null
@@ -1,96 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.testing.local;
-
-import org.junit.runner.JUnitCore;
-import org.junit.runner.Request;
-import org.junit.runner.RunWith;
-
-import java.io.IOException;
-import java.util.Enumeration;
-import java.util.LinkedList;
-import java.util.jar.JarEntry;
-import java.util.jar.JarFile;
-import java.util.regex.Pattern;
-
-/**
- *  Runs tests based on JUnit from the classpath on the host JVM based on the
- *  provided filter configurations.
- */
-public final class JunitTestMain {
-
-    private static final String CLASS_FILE_EXT = ".class";
-
-    private static final Pattern COLON = Pattern.compile(":");
-    private static final Pattern FORWARD_SLASH = Pattern.compile("/");
-
-    private JunitTestMain() {
-    }
-
-    /**
-     *  Finds all classes on the class path annotated with RunWith.
-     */
-    public static Class[] findClassesFromClasspath() {
-        String[] jarPaths = COLON.split(System.getProperty("java.class.path"));
-        LinkedList<Class> classes = new LinkedList<Class>();
-        for (String jp : jarPaths) {
-            try {
-                JarFile jf = new JarFile(jp);
-                for (Enumeration<JarEntry> eje = jf.entries(); eje.hasMoreElements();) {
-                    JarEntry je = eje.nextElement();
-                    String cn = je.getName();
-                    if (!cn.endsWith(CLASS_FILE_EXT) || cn.indexOf('$') != -1) {
-                        continue;
-                    }
-                    cn = cn.substring(0, cn.length() - CLASS_FILE_EXT.length());
-                    cn = FORWARD_SLASH.matcher(cn).replaceAll(".");
-                    Class<?> c = classOrNull(cn);
-                    if (c != null && c.isAnnotationPresent(RunWith.class)) {
-                        classes.push(c);
-                    }
-                }
-                jf.close();
-            } catch (IOException e) {
-                System.err.println("Error while reading classes from " + jp);
-            }
-        }
-        return classes.toArray(new Class[classes.size()]);
-    }
-
-    private static Class<?> classOrNull(String className) {
-        try {
-            return Class.forName(className);
-        } catch (ClassNotFoundException e) {
-            System.err.println("Class not found: " + className);
-        } catch (NoClassDefFoundError e) {
-            System.err.println("Class definition not found: " + className);
-        } catch (Exception e) {
-            System.err.println("Other exception while reading class: " + className);
-        }
-        return null;
-    }
-
-    public static void main(String[] args) {
-        JunitTestArgParser parser = JunitTestArgParser.parse(args);
-
-        JUnitCore core = new JUnitCore();
-        GtestLogger logger = new GtestLogger(System.out);
-        core.addListener(new GtestListener(logger));
-        Class[] classes = findClassesFromClasspath();
-        Request testRequest = Request.classes(new GtestComputer(logger), classes);
-        for (String packageFilter : parser.getPackageFilters()) {
-            testRequest = testRequest.filterWith(new PackageFilter(packageFilter));
-        }
-        for (Class<?> runnerFilter : parser.getRunnerFilters()) {
-            testRequest = testRequest.filterWith(new RunnerFilter(runnerFilter));
-        }
-        for (String gtestFilter : parser.getGtestFilters()) {
-            testRequest = testRequest.filterWith(new GtestFilter(gtestFilter));
-        }
-        System.exit(core.run(testRequest).wasSuccessful() ? 0 : 1);
-    }
-
-}
-