Upstream various ios/web utilities and helpers

ios/web/web_state/blocked_popup_info.mm

Index: ios/web/web_state/blocked_popup_info.mm
diff --git a/ios/web/web_state/blocked_popup_info.mm b/ios/web/web_state/blocked_popup_info.mm
new file mode 100644
index 0000000000000000000000000000000000000000..721d18eeb07511412fad01769b8231fb995fe00e
--- /dev/null
+++ b/ios/web/web_state/blocked_popup_info.mm
@@ -0,0 +1,39 @@
+// 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.
+
+#include "ios/web/web_state/blocked_popup_info.h"
+
+namespace web {
+
+BlockedPopupInfo::BlockedPopupInfo(const GURL& url,
+                                   const Referrer& referrer,
+                                   NSString* window_name,
+                                   ProceduralBlock show_popup_handler)
+    : url_(url),
+      referrer_(referrer),
+      window_name_([window_name copy]),
+      show_popup_handler_([show_popup_handler copy]){

[Eugene But (OOO till 7-30), 2015/03/09 16:17:43]

NIT: space before {

+}
+
+BlockedPopupInfo::BlockedPopupInfo(const BlockedPopupInfo& blocked_popup_info)
+    : url_(blocked_popup_info.url_),
+      referrer_(blocked_popup_info.referrer_),
+      window_name_([blocked_popup_info.window_name_ copy]),
+      show_popup_handler_([blocked_popup_info.show_popup_handler_ copy]) {
+}
+
+BlockedPopupInfo::~BlockedPopupInfo() {}
+
+void BlockedPopupInfo::ShowPopup() const {
+  show_popup_handler_();
+}
+
+void BlockedPopupInfo::operator=(const BlockedPopupInfo& blocked_popup_info) {
+  url_ = blocked_popup_info.url_;
+  referrer_ = blocked_popup_info.referrer_;
+  window_name_.reset([blocked_popup_info.window_name_ copy]);
+  show_popup_handler_ = [blocked_popup_info.show_popup_handler_ copy];
+}
+
+}  // namespace web