Move Minidump Uploading IO operations off the UI thread.

android_webview/java/src/org/chromium/android_webview/crash/AwMinidumpUploaderDelegate.java

 // Copyright 2016 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.android_webview.crash;
 
 import android.content.Context;
 import android.net.ConnectivityManager;
 import android.webkit.ValueCallback;
 
@@ skipping 19 matching lines @@
 
     @VisibleForTesting
     public AwMinidumpUploaderDelegate() {
         mConnectivityManager =
                 (ConnectivityManager) ContextUtils.getApplicationContext().getSystemService(
                         Context.CONNECTIVITY_SERVICE);
     }
 
     @Override
     public File getCrashParentDir() {
-        return CrashReceiverService.getOrCreateWebViewCrashDir();
+        return CrashReceiverService.getWebViewCrashDir();
     }
 
     @Override
     public CrashReportingPermissionManager createCrashReportingPermissionManager() {
         return new CrashReportingPermissionManager() {
             @Override
             public boolean isClientInMetricsSample() {
                 // We will check whether the client is in the metrics sample before
                 // generating a minidump - so if no minidump is generated this code will
                 // never run and we don't need to check whether we are in the sample.
@@ skipping 33 matching lines @@
             }
         });
     }
 
     @Override
     public void recordUploadSuccess(File minidump) {}
 
     @Override
     public void recordUploadFailure(File minidump) {}
 }