Remove old cloud print code

This was partially removed in r256400; finish the job.

Bug: 111652, 350118
Change-Id: I1080786d704b52662aa4d25d24d0ac44d51d09c3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2149404
Auto-Submit: Avi Drissman <avi@chromium.org>
Commit-Queue: Leonard Grey <lgrey@chromium.org>
Reviewed-by: Leonard Grey <lgrey@chromium.org>
Cr-Commit-Position: refs/heads/master@{#758969}

chrome/browser/app_controller_mac.mm

@@ -87,7 +87,6 @@
 #include "chrome/browser/web_applications/components/web_app_shortcut_mac.h"
 #include "chrome/common/chrome_paths_internal.h"
 #include "chrome/common/chrome_switches.h"
-#include "chrome/common/cloud_print/cloud_print_class_mac.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/mac/app_mode_common.h"
 #include "chrome/common/pref_names.h"
@@ -408,8 +407,6 @@ static base::mac::ScopedObjCClassSwizzler* g_swizzle_imk_input_session;
   NSAppleEventManager* em = [NSAppleEventManager sharedAppleEventManager];
   [em removeEventHandlerForEventClass:kInternetEventClass
                            andEventID:kAEGetURL];
-  [em removeEventHandlerForEventClass:cloud_print::kAECloudPrintClass
-                           andEventID:cloud_print::kAECloudPrintClass];
   [em removeEventHandlerForEventClass:'WWW!'
                            andEventID:'OURL'];
   [[NSNotificationCenter defaultCenter] removeObserver:self];

chrome/common/cloud_print/BUILD.gn

@@ -4,8 +4,6 @@
 
 source_set("cloud_print") {
   sources = [
-    "cloud_print_class_mac.h",
-    "cloud_print_class_mac.mm",
     "cloud_print_constants.cc",
     "cloud_print_constants.h",
     "cloud_print_helpers.cc",

chrome/common/cloud_print/cloud_print_class_mac.h

-// Copyright (c) 2011 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.
-
-#ifndef CHROME_COMMON_CLOUD_PRINT_CLOUD_PRINT_CLASS_MAC_H_
-#define CHROME_COMMON_CLOUD_PRINT_CLOUD_PRINT_CLASS_MAC_H_
-
-#import <AppKit/AppKit.h>
-
-namespace cloud_print {
-
-// Four character constant to identify Cloud print IPC call.
-extern const AEEventClass kAECloudPrintClass;
-
-}  // namespace cloud_print
-
-#endif  // CHROME_COMMON_CLOUD_PRINT_CLOUD_PRINT_CLASS_MAC_H_

chrome/common/cloud_print/cloud_print_class_mac.mm

-// Copyright (c) 2011 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.
-
-#import "chrome/common/cloud_print/cloud_print_class_mac.h"
-
-namespace cloud_print {
-
-const AEEventClass kAECloudPrintClass = 'GCPp';
-
-}  // namespace cloud_print