[Chromoting] Update uninstaller to facilitate testing automation.

remoting/host/installer/mac/uninstaller/remoting_uninstaller_app.mm

+// Copyright (c) 2012 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.
+
+#include "remoting/host/installer/mac/uninstaller/remoting_uninstaller_app.h"
+
+#import <Cocoa/Cocoa.h>
+
+#include "base/mac/scoped_cftyperef.h"
+#include "remoting/host/installer/mac/uninstaller/remoting_uninstaller.h"
+
+@implementation RemotingUninstallerAppDelegate
+
+- (void)dealloc {
+  [super dealloc];
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification*)aNotification {
+}
+
+- (void)messageBox:(const char*)message {
+  base::mac::ScopedCFTypeRef<CFStringRef> message_ref(
+      CFStringCreateWithCString(kCFAllocatorDefault, message,
+                                kCFStringEncodingUTF8));
+  CFOptionFlags result;
+  CFUserNotificationDisplayAlert(0, kCFUserNotificationNoteAlertLevel,

[dcaiafa, 2012/07/23 23:16:01]

CF23Alert should only be used when the application is mostly incapable of doing
UI. Otherwise, NSAlert is the Cocoa friendly way to do dialog boxes.

+                                 NULL, NULL, NULL,
+                                 CFSTR("Chrome Remote Desktop Uninstaller"),
+                                 message_ref, NULL, NULL, NULL, &result);
+}
+
+- (IBAction)uninstall:(NSButton*)sender {
+  @try {
+    NSLog(@"Chrome Remote Desktop uninstall starting.");
+
+    RemotingUninstaller* uninstaller =
+        [[[RemotingUninstaller alloc] init] autorelease];
+    OSStatus status = [uninstaller remotingUninstall];
+
+    NSLog(@"Chrome Remote Desktop Host uninstall complete.");
+
+    const char* message = NULL;
+    if (status == errAuthorizationSuccess) {
+      message = "Chrome Remote Desktop Host was successfully uninstalled.";
+    } else if (status == errAuthorizationCanceled) {
+      message = "Chrome Remote Desktop Host uninstall canceled.";
+    } else if (status == errAuthorizationDenied) {
+      message = "Chrome Remote Desktop Host uninstall authorization denied.";
+    } else {
+      [NSException raise:@"AuthorizationCopyRights Failure"
+          format:@"Error during AuthorizationCopyRights status=%ld", status];
+    }
+    if (message != NULL) {
+      NSLog(@"%s", message);
+      [self messageBox:message];
+    }
+  }
+  @catch (NSException* exception) {
+    NSLog(@"Exception %@ %@", [exception name], [exception reason]);
+    const char* message =
+        "Error! Unable to uninstall Chrome Remote Desktop Host.";
+    [self messageBox:message];
+  }
+
+  [NSApp terminate:self];
+}
+
+- (IBAction)cancel:(id)sender {
+  [NSApp terminate:self];
+}
+
+- (IBAction)handleMenuClose:(NSMenuItem*)sender {
+  [NSApp terminate:self];
+}
+
+@end
+
+int main(int argc, char* argv[])
+{
+  // The no-ui option skips the UI confirmatino dialogs. This is provided as

[Lambros, 2012/07/23 23:48:54]

typo: confirmatino

+  // a convenience for our automated testing.
+  // There will still be an elevation prompt unless the command is run as root.
+  if (argc == 2 && !strcmp(argv[1], "--no-ui")) {
+    @autoreleasepool {
+      NSLog(@"Chrome Remote Desktop uninstall starting.");
+      NSLog(@"--no-ui : Suppressing UI");
+
+      RemotingUninstaller* uninstaller =
+          [[[RemotingUninstaller alloc] init] autorelease];
+      OSStatus status = [uninstaller remotingUninstall];
+
+      NSLog(@"Chrome Remote Desktop Host uninstall complete.");
+      NSLog(@"Status = %ld", status);
+      return status != errAuthorizationSuccess;
+    }
+  } else {
+    return NSApplicationMain(argc, (const char**)argv);
+  }
+}
+