Revert of List Java Instru Test Information From JUnit Runner

base/test/android/javatests/src/org/chromium/base/test/BaseChromiumAndroidJUnitRunner.java

Index: base/test/android/javatests/src/org/chromium/base/test/BaseChromiumAndroidJUnitRunner.java
diff --git a/base/test/android/javatests/src/org/chromium/base/test/BaseChromiumAndroidJUnitRunner.java b/base/test/android/javatests/src/org/chromium/base/test/BaseChromiumAndroidJUnitRunner.java
index ac5dbfce09699ec56d44b7161daa9e10f2cc6d5f..a48c4ab71301190bef89adf33a2a056832068600 100644
--- a/base/test/android/javatests/src/org/chromium/base/test/BaseChromiumAndroidJUnitRunner.java
+++ b/base/test/android/javatests/src/org/chromium/base/test/BaseChromiumAndroidJUnitRunner.java
@@ -4,34 +4,20 @@
 
 package org.chromium.base.test;
 
-import android.app.Activity;
 import android.app.Application;
-import android.app.Instrumentation;
 import android.content.Context;
-import android.os.Bundle;
-import android.support.test.internal.runner.RunnerArgs;
-import android.support.test.internal.runner.TestExecutor;
-import android.support.test.internal.runner.TestRequest;
-import android.support.test.internal.runner.TestRequestBuilder;
 import android.support.test.runner.AndroidJUnitRunner;
 
-import org.chromium.base.Log;
 import org.chromium.base.multidex.ChromiumMultiDexInstaller;
 
 /**
- * A custom AndroidJUnitRunner that supports multidex installer and list out test information.
+ * A custom AndroidJUnitRunner that supports multidex installer.
  *
  * This class is the equivalent of BaseChromiumInstrumentationTestRunner in JUnit3. Please
  * beware that is this not a class runner. It is declared in test apk AndroidManifest.xml
  * <instrumentation>
  */
 public class BaseChromiumAndroidJUnitRunner extends AndroidJUnitRunner {
-    private static final String LIST_ALL_TESTS_FLAG =
-            "org.chromium.base.test.BaseChromiumAndroidJUnitRunner.TestList";
-    private static final String TAG = "BaseJUnitRunner";
-
-    private Bundle mArguments;
-
     @Override
     public Application newApplication(ClassLoader cl, String className, Context context)
             throws ClassNotFoundException, IllegalAccessException, InstantiationException {
@@ -40,54 +26,4 @@
         BaseChromiumRunnerCommon.reorderDexPathElements(cl, getContext(), getTargetContext());
         return super.newApplication(cl, className, context);
     }
-
-    @Override
-    public void onCreate(Bundle arguments) {
-        super.onCreate(arguments);
-        mArguments = arguments;
-    }
-
-    /**
-     * Add TestListInstrumentationRunListener when argument ask the runner to list tests info.
-     *
-     * The running mechanism when argument has "listAllTests" is equivalent to that of
-     * {@link android.support.test.runner.AndroidJUnitRunner#onStart()} except it adds
-     * only TestListInstrumentationRunListener to monitor the tests.
-     */
-    @Override
-    public void onStart() {
-        if (mArguments != null && mArguments.getString(LIST_ALL_TESTS_FLAG) != null) {
-            Log.w(TAG, "Runner will list out tests info in JSON without running tests");
-            listTests(); // Intentionally not calling super.onStart() to avoid additional work.
-        } else {
-            super.onStart();
-        }
-    }
-
-    private void listTests() {
-        Bundle results = new Bundle();
-        try {
-            TestExecutor.Builder executorBuilder = new TestExecutor.Builder(this);
-            executorBuilder.addRunListener(new TestListInstrumentationRunListener(
-                    mArguments.getString(LIST_ALL_TESTS_FLAG)));
-            TestRequest listTestRequest = createListTestRequest(mArguments);
-            results = executorBuilder.build().execute(listTestRequest);
-        } catch (RuntimeException e) {
-            String msg = "Fatal exception when running tests";
-            Log.e(TAG, msg, e);
-            // report the exception to instrumentation out
-            results.putString(Instrumentation.REPORT_KEY_STREAMRESULT,
-                    msg + "\n" + Log.getStackTraceString(e));
-        }
-        finish(Activity.RESULT_OK, results);
-    }
-
-    private TestRequest createListTestRequest(Bundle arguments) {
-        RunnerArgs runnerArgs =
-                new RunnerArgs.Builder().fromManifest(this).fromBundle(arguments).build();
-        TestRequestBuilder builder = new TestRequestBuilder(this, arguments);
-        builder.addApkToScan(getContext().getPackageCodePath());
-        builder.addFromRunnerArgs(runnerArgs);
-        return builder.build();
-    }
 }