Modernize to C++11: Use auto key to improve code readability and maintainability.

atom/app/uv_task_runner.cc

@@ -21,7 +21,7 @@ UvTaskRunner::~UvTaskRunner() {
 bool UvTaskRunner::PostDelayedTask(const tracked_objects::Location& from_here,
                                    const base::Closure& task,
                                    base::TimeDelta delay) {
-  uv_timer_t* timer = new uv_timer_t;
+  auto* timer = new uv_timer_t;
   timer->data = this;
   uv_timer_init(loop_, timer);
   uv_timer_start(timer, UvTaskRunner::OnTimeout, delay.InMilliseconds(), 0);

atom/browser/api/atom_api_session.cc

@@ -266,7 +266,7 @@ void DoCacheActionInIO(
 
   // Call GetBackend and make the backend's ptr accessable in OnGetBackend.
   using BackendPtr = disk_cache::Backend*;
-  BackendPtr* backend_ptr = new BackendPtr(nullptr);
+  auto* backend_ptr = new BackendPtr(nullptr);
   net::CompletionCallback on_get_backend =
       base::Bind(&OnGetBackend, base::Owned(backend_ptr), action, callback);
   int rv = http_cache->GetBackend(backend_ptr, on_get_backend);

atom/browser/common_web_contents_delegate.cc

@@ -94,7 +94,7 @@ FileSystem CreateFileSystemStruct(
 }
 
 base::DictionaryValue* CreateFileSystemValue(const FileSystem& file_system) {
-  base::DictionaryValue* file_system_value = new base::DictionaryValue();
+  auto* file_system_value = new base::DictionaryValue();
   file_system_value->SetString("fileSystemName", file_system.file_system_name);
   file_system_value->SetString("rootURL", file_system.root_url);
   file_system_value->SetString("fileSystemPath", file_system.file_system_path);
@@ -377,7 +377,7 @@ content::SecurityStyle CommonWebContentsDelegate::GetSecurityStyle(
 void CommonWebContentsDelegate::DevToolsSaveToFile(
     const std::string& url, const std::string& content, bool save_as) {
   base::FilePath path;
-  PathsMap::iterator it = saved_files_.find(url);
+  auto it = saved_files_.find(url);
   if (it != saved_files_.end() && !save_as) {
     path = it->second;
   } else {
@@ -402,7 +402,7 @@ void CommonWebContentsDelegate::DevToolsSaveToFile(
 
 void CommonWebContentsDelegate::DevToolsAppendToFile(
     const std::string& url, const std::string& content) {
-  PathsMap::iterator it = saved_files_.find(url);
+  auto it = saved_files_.find(url);
   if (it == saved_files_.end())
     return;
 
@@ -610,8 +610,7 @@ void CommonWebContentsDelegate::OnDevToolsSearchCompleted(
     const std::string& file_system_path,
     const std::vector<std::string>& file_paths) {
   base::ListValue file_paths_value;
-  for (std::vector<std::string>::const_iterator it(file_paths.begin());
-       it != file_paths.end(); ++it) {
+  for (auto it(file_paths.begin()); it != file_paths.end(); ++it) {
     file_paths_value.AppendString(*it);
   }
   base::FundamentalValue request_id_value(request_id);

atom/browser/net/asar/asar_protocol_handler.cc

@@ -22,7 +22,7 @@ net::URLRequestJob* AsarProtocolHandler::MaybeCreateJob(
     net::NetworkDelegate* network_delegate) const {
   base::FilePath full_path;
   net::FileURLToFilePath(request->url(), &full_path);
-  URLRequestAsarJob* job = new URLRequestAsarJob(request, network_delegate);
+  auto* job = new URLRequestAsarJob(request, network_delegate);
   job->Initialize(file_task_runner_, full_path);
   return job;
 }

atom/browser/net/asar/url_request_asar_job.cc

@@ -111,7 +111,7 @@ void URLRequestAsarJob::Start() {
     if (rv != net::ERR_IO_PENDING)
       DidOpen(rv);
   } else if (type_ == TYPE_FILE) {
-    FileMetaInfo* meta_info = new FileMetaInfo();
+    auto* meta_info = new FileMetaInfo();
     file_task_runner_->PostTaskAndReply(
         FROM_HERE,
         base::Bind(&URLRequestAsarJob::FetchMetaInfo, file_path_,
@@ -224,7 +224,7 @@ int URLRequestAsarJob::GetResponseCode() const {
 
 void URLRequestAsarJob::GetResponseInfo(net::HttpResponseInfo* info) {
   std::string status("HTTP/1.1 200 OK");
-  net::HttpResponseHeaders* headers = new net::HttpResponseHeaders(status);
+  auto* headers = new net::HttpResponseHeaders(status);
 
   headers->AddHeader(atom::kCORSHeader);
   info->headers = headers;

atom/browser/net/atom_url_request_job_factory.cc

@@ -27,7 +27,7 @@ bool AtomURLRequestJobFactory::SetProtocolHandler(
     const std::string& scheme,
     std::unique_ptr<ProtocolHandler> protocol_handler) {
   if (!protocol_handler) {
-    ProtocolHandlerMap::iterator it = protocol_handler_map_.find(scheme);
+    auto it = protocol_handler_map_.find(scheme);
     if (it == protocol_handler_map_.end())
       return false;
 
@@ -66,7 +66,7 @@ ProtocolHandler* AtomURLRequestJobFactory::GetProtocolHandler(
     const std::string& scheme) const {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
-  ProtocolHandlerMap::const_iterator it = protocol_handler_map_.find(scheme);
+  auto it = protocol_handler_map_.find(scheme);
   if (it == protocol_handler_map_.end())
     return nullptr;
   return it->second;
@@ -87,7 +87,7 @@ net::URLRequestJob* AtomURLRequestJobFactory::MaybeCreateJobWithProtocolHandler(
     net::NetworkDelegate* network_delegate) const {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
-  ProtocolHandlerMap::const_iterator it = protocol_handler_map_.find(scheme);
+  auto it = protocol_handler_map_.find(scheme);
   if (it == protocol_handler_map_.end())
     return nullptr;
   return it->second->MaybeCreateJob(request, network_delegate);

atom/browser/net/url_request_async_asar_job.cc

@@ -40,7 +40,7 @@ void URLRequestAsyncAsarJob::StartAsync(std::unique_ptr<base::Value> options) {
 
 void URLRequestAsyncAsarJob::GetResponseInfo(net::HttpResponseInfo* info) {
   std::string status("HTTP/1.1 200 OK");
-  net::HttpResponseHeaders* headers = new net::HttpResponseHeaders(status);
+  auto* headers = new net::HttpResponseHeaders(status);
 
   headers->AddHeader(kCORSHeader);
   info->headers = headers;

atom/browser/net/url_request_buffer_job.cc

@@ -72,7 +72,7 @@ void URLRequestBufferJob::GetResponseInfo(net::HttpResponseInfo* info) {
   status.append(" ");
   status.append(net::GetHttpReasonPhrase(status_code_));
   status.append("\0\0", 2);
-  net::HttpResponseHeaders* headers = new net::HttpResponseHeaders(status);
+  auto* headers = new net::HttpResponseHeaders(status);
 
   headers->AddHeader(kCORSHeader);
 

atom/browser/net/url_request_string_job.cc

@@ -31,7 +31,7 @@ void URLRequestStringJob::StartAsync(std::unique_ptr<base::Value> options) {
 
 void URLRequestStringJob::GetResponseInfo(net::HttpResponseInfo* info) {
   std::string status("HTTP/1.1 200 OK");
-  net::HttpResponseHeaders* headers = new net::HttpResponseHeaders(status);
+  auto* headers = new net::HttpResponseHeaders(status);
 
   headers->AddHeader(kCORSHeader);
 

atom/common/native_mate_converters/callback.cc

@@ -123,7 +123,7 @@ v8::Local<v8::Value> CreateFunctionFromTranslater(
 
   v8::Local<v8::FunctionTemplate> call_translater =
       v8::Local<v8::FunctionTemplate>::New(isolate, g_call_translater);
-  TranslaterHolder* holder = new TranslaterHolder;
+  auto* holder = new TranslaterHolder;
   holder->translater = translater;
   return BindFunctionWith(isolate,
                           isolate->GetCurrentContext(),

atom/common/native_mate_converters/v8_value_converter.cc

@@ -55,7 +55,7 @@ class V8ValueConverter::FromV8ValueState {
     // hash. Different hash obviously means different objects, but two objects
     // in a couple of thousands could have the same identity hash.
     std::pair<Iterator, Iterator> range = unique_map_.equal_range(hash);
-    for (Iterator it = range.first; it != range.second; ++it) {
+    for (auto it = range.first; it != range.second; ++it) {
       // Operator == for handles actually compares the underlying objects.
       if (it->second == handle)
         return false;
@@ -295,7 +295,7 @@ base::Value* V8ValueConverter::FromV8Array(
       val->CreationContext() != isolate->GetCurrentContext())
     scope.reset(new v8::Context::Scope(val->CreationContext()));
 
-  base::ListValue* result = new base::ListValue();
+  auto* result = new base::ListValue();
 
   // Only fields with integer keys are carried over to the ListValue.
   for (uint32_t i = 0; i < val->Length(); ++i) {

atom/utility/atom_content_utility_client.cc

@@ -58,8 +58,7 @@ bool AtomContentUtilityClient::OnMessageReceived(
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
-  for (Handlers::iterator it = handlers_.begin();
-       !handled && it != handlers_.end(); ++it) {
+    for (auto it = handlers_.begin(); !handled && it != handlers_.end(); ++it) {
     handled = (*it)->OnMessageReceived(message);
   }