clang-format //shell and add a PRESUBMIT.py to keep it clang-formatted.

shell/application_manager/application_manager.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 "shell/application_manager/application_manager.h"
 
 #include <stdio.h>
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/stl_util.h"
 #include "mojo/public/cpp/application/connect.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "mojo/public/cpp/bindings/error_handler.h"
 #include "mojo/public/interfaces/application/shell.mojom.h"
 #include "mojo/services/content_handler/public/interfaces/content_handler.mojom.h"
 
 namespace mojo {
 
 namespace {
 // Used by TestAPI.
 bool has_created_instance = false;
 }  // namespace
 
-
 ApplicationManager::Delegate::~Delegate() {
 }
 
 void ApplicationManager::Delegate::OnApplicationError(const GURL& url) {
   LOG(ERROR) << "Communication error with application: " << url.spec();
 }
 
 GURL ApplicationManager::Delegate::ResolveURL(const GURL& url) {
   return url;
 }
@@ skipping 40 matching lines @@
 bool ApplicationManager::TestAPI::HasCreatedInstance() {
   return has_created_instance;
 }
 
 bool ApplicationManager::TestAPI::HasFactoryForURL(const GURL& url) const {
   return manager_->url_to_shell_impl_.find(url) !=
          manager_->url_to_shell_impl_.end();
 }
 
 ApplicationManager::ApplicationManager(Delegate* delegate)
-    : delegate_(delegate),
-      weak_ptr_factory_(this) {
+    : delegate_(delegate), weak_ptr_factory_(this) {
 }
 
 ApplicationManager::~ApplicationManager() {
   STLDeleteValues(&url_to_content_handler_);
   TerminateShellConnections();
   STLDeleteValues(&url_to_loader_);
   STLDeleteValues(&scheme_to_loader_);
 }
 
 void ApplicationManager::TerminateShellConnections() {
@@ skipping 130 matching lines @@
     delete it->second;
   scheme_to_loader_[scheme] = loader.release();
 }
 
 void ApplicationManager::SetArgsForURL(const std::vector<std::string>& args,
                                        const GURL& url) {
   url_to_args_[url] = args;
 }
 
 ApplicationLoader* ApplicationManager::GetLoaderForURL(
-    const GURL& url, IncludeDefaultLoader include_default_loader) {
+    const GURL& url,
+    IncludeDefaultLoader include_default_loader) {
   auto url_it = url_to_loader_.find(url);
   if (url_it != url_to_loader_.end())
     return url_it->second;
   auto scheme_it = scheme_to_loader_.find(url.scheme());
   if (scheme_it != scheme_to_loader_.end())
     return scheme_it->second;
   if (include_default_loader == INCLUDE_DEFAULT_LOADER)
     return default_loader_.get();
   return NULL;
 }
 
 void ApplicationManager::OnShellImplError(ShellImpl* shell_impl) {
   // Called from ~ShellImpl, so we do not need to call Destroy here.
   const GURL url = shell_impl->url();
   const GURL requested_url = shell_impl->requested_url();
   // Remove the shell.
   URLToShellImplMap::iterator it = url_to_shell_impl_.find(url);
   DCHECK(it != url_to_shell_impl_.end());
   delete it->second;
   url_to_shell_impl_.erase(it);
-  ApplicationLoader* loader = GetLoaderForURL(requested_url,
-                                              INCLUDE_DEFAULT_LOADER);
+  ApplicationLoader* loader =
+      GetLoaderForURL(requested_url, INCLUDE_DEFAULT_LOADER);
   if (loader)
     loader->OnApplicationError(this, url);
   delegate_->OnApplicationError(requested_url);
 }
 
 void ApplicationManager::OnContentHandlerError(
     ContentHandlerConnection* content_handler) {
   // Remove the mapping to the content handler.
   auto it =
       url_to_content_handler_.find(content_handler->content_handler_url());
@@ skipping 12 matching lines @@
   return pipe.handle0.Pass();
 }
 
 Array<String> ApplicationManager::GetArgsForURL(const GURL& url) {
   const auto& args_it = url_to_args_.find(url);
   if (args_it != url_to_args_.end())
     return Array<String>::From(args_it->second);
   return Array<String>();
 }
 }  // namespace mojo