Use uint16 for port numbers more pervasively.

sync/internal_api/attachments/attachment_uploader_impl_unittest.cc

 // 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 "sync/internal_api/public/attachments/attachment_uploader_impl.h"
 
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
@@ skipping 264 matching lines @@
   request_handler_.reset(new RequestHandler(message_loop_.message_loop_proxy(),
                                             weak_ptr_factory_.GetWeakPtr()));
   url_request_context_getter_ =
       new net::TestURLRequestContextGetter(message_loop_.message_loop_proxy());
 
   ASSERT_TRUE(server_.InitializeAndWaitUntilReady());
   server_.RegisterRequestHandler(
       base::Bind(&RequestHandler::HandleRequest,
                  base::Unretained(request_handler_.get())));
 
-  GURL url(base::StringPrintf("http://localhost:%d/", server_.port()));
+  GURL url(base::StringPrintf("http://localhost:%u/", server_.port()));
 
   token_service_.reset(new MockOAuth2TokenService);
   scoped_refptr<OAuth2TokenServiceRequest::TokenServiceProvider>
       token_service_provider(new TokenServiceProvider(token_service_.get()));
 
   OAuth2TokenService::ScopeSet scopes;
   scopes.insert(GaiaConstants::kChromeSyncOAuth2Scope);
   uploader().reset(new AttachmentUploaderImpl(
       url, url_request_context_getter_, kAccountId, scopes,
       token_service_provider, std::string(kStoreBirthday)));
@@ skipping 351 matching lines @@
   scoped_refptr<base::RefCountedString> hello_world(new base::RefCountedString);
   hello_world->data() = "hello world";
   EXPECT_EQ("yZRlqg==", AttachmentUploaderImpl::FormatCrc32cHash(
                             ComputeCrc32c(hello_world)));
 }
 
 // TODO(maniscalco): Add test case for when we are uploading an attachment that
 // already exists.  409 Conflict? (bug 379825)
 
 }  // namespace syncer