Enable noexcept on Windows, use for a few move constructors.

url/gurl.cc

 // Copyright 2013 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 "url/gurl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <ostream>
@@ skipping 61 matching lines @@
 GURL::GURL(const GURL& other)
     : spec_(other.spec_),
       is_valid_(other.is_valid_),
       parsed_(other.parsed_) {
   if (other.inner_url_)
     inner_url_.reset(new GURL(*other.inner_url_));
   // Valid filesystem urls should always have an inner_url_.
   DCHECK(!is_valid_ || !SchemeIsFileSystem() || inner_url_);
 }
 
-GURL::GURL(GURL&& other)
+GURL::GURL(GURL&& other) noexcept
     : spec_(std::move(other.spec_)),
       is_valid_(other.is_valid_),
       parsed_(other.parsed_),
       inner_url_(std::move(other.inner_url_)) {
   other.is_valid_ = false;
   other.parsed_ = url::Parsed();
 }
 
 GURL::GURL(base::StringPiece url_string) {
   InitCanonical(url_string, true);
@@ skipping 452 matching lines @@
 }
 
 bool operator==(const GURL& x, const base::StringPiece& spec) {
   DCHECK_EQ(GURL(spec).possibly_invalid_spec(), spec);
   return x.possibly_invalid_spec() == spec;
 }
 
 bool operator!=(const GURL& x, const base::StringPiece& spec) {
   return !(x == spec);
 }