Run clang-modernize -use-nullptr over src/extensions/.

extensions/browser/extension_function.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 "extensions/browser/extension_function.h"
 
 #include "base/logging.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_frame_host.h"
@@ skipping 116 matching lines @@
         function_(function) {
   }
 
  private:
   // content::WebContentsObserver:
   virtual void RenderViewDeleted(
       content::RenderViewHost* render_view_host) OVERRIDE {
     if (render_view_host != function_->render_view_host())
       return;
 
-    function_->SetRenderViewHost(NULL);
+    function_->SetRenderViewHost(nullptr);
   }
   virtual void RenderFrameDeleted(
       content::RenderFrameHost* render_frame_host) OVERRIDE {
     if (render_frame_host != function_->render_frame_host())
       return;
 
-    function_->SetRenderFrameHost(NULL);
+    function_->SetRenderFrameHost(nullptr);
   }
 
   virtual bool OnMessageReceived(
       const IPC::Message& message,
       content::RenderFrameHost* render_frame_host) OVERRIDE {
     DCHECK(render_frame_host);
     if (render_frame_host == function_->render_frame_host())
       return function_->OnMessageReceived(message);
     else
       return false;
   }
 
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE {
     return function_->OnMessageReceived(message);
   }
 
   UIThreadExtensionFunction* function_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderHostTracker);
 };
 
 ExtensionFunction::ExtensionFunction()
     : request_id_(-1),
-      profile_id_(NULL),
+      profile_id_(nullptr),
       has_callback_(false),
       include_incognito_(false),
       user_gesture_(false),
       bad_message_(false),
       histogram_value_(extensions::functions::UNKNOWN),
       source_tab_id_(-1),
       source_context_type_(Feature::UNSPECIFIED_CONTEXT) {
 }
 
 ExtensionFunction::~ExtensionFunction() {
 }
 
 UIThreadExtensionFunction* ExtensionFunction::AsUIThreadExtensionFunction() {
-  return NULL;
+  return nullptr;
 }
 
 IOThreadExtensionFunction* ExtensionFunction::AsIOThreadExtensionFunction() {
-  return NULL;
+  return nullptr;
 }
 
 bool ExtensionFunction::HasPermission() {
   Feature::Availability availability =
       ExtensionAPI::GetSharedInstance()->IsAvailable(
           name_, extension_.get(), source_context_type_, source_url());
   return availability.is_available();
 }
 
 void ExtensionFunction::OnQuotaExceeded(const std::string& violation_error) {
@@ skipping 132 matching lines @@
     results_.reset(new base::ListValue());
 
   response_callback_.Run(type, *results_, GetError());
 }
 
 void ExtensionFunction::OnRespondingLater(ResponseValue value) {
   SendResponse(value->Apply());
 }
 
 UIThreadExtensionFunction::UIThreadExtensionFunction()
-    : render_view_host_(NULL),
-      render_frame_host_(NULL),
-      context_(NULL),
-      delegate_(NULL) {
+    : render_view_host_(nullptr),
+      render_frame_host_(nullptr),
+      context_(nullptr),
+      delegate_(nullptr) {
 }
 
 UIThreadExtensionFunction::~UIThreadExtensionFunction() {
   if (dispatcher() && render_view_host())
     dispatcher()->OnExtensionFunctionCompleted(extension());
 }
 
 UIThreadExtensionFunction*
 UIThreadExtensionFunction::AsUIThreadExtensionFunction() {
   return this;
 }
 
 bool UIThreadExtensionFunction::OnMessageReceived(const IPC::Message& message) {
   return false;
 }
 
 void UIThreadExtensionFunction::Destruct() const {
   BrowserThread::DeleteOnUIThread::Destruct(this);
 }
 
 void UIThreadExtensionFunction::SetRenderViewHost(
     RenderViewHost* render_view_host) {
   DCHECK(!render_frame_host_);
   render_view_host_ = render_view_host;
-  tracker_.reset(render_view_host ? new RenderHostTracker(this) : NULL);
+  tracker_.reset(render_view_host ? new RenderHostTracker(this) : nullptr);
 }
 
 void UIThreadExtensionFunction::SetRenderFrameHost(
     content::RenderFrameHost* render_frame_host) {
   DCHECK(!render_view_host_);
   render_frame_host_ = render_frame_host;
-  tracker_.reset(render_frame_host ? new RenderHostTracker(this) : NULL);
+  tracker_.reset(render_frame_host ? new RenderHostTracker(this) : nullptr);
 }
 
 content::WebContents* UIThreadExtensionFunction::GetAssociatedWebContents() {
-  content::WebContents* web_contents = NULL;
+  content::WebContents* web_contents = nullptr;
   if (dispatcher())
     web_contents = dispatcher()->delegate()->GetAssociatedWebContents();
 
   return web_contents;
 }
 
 void UIThreadExtensionFunction::SendResponse(bool success) {
   if (delegate_)
     delegate_->OnSendResponse(this, success, bad_message_);
   else
@@ skipping 92 matching lines @@
 
 ExtensionFunction::ResponseAction SyncIOThreadExtensionFunction::Run() {
   return RespondNow(RunSync() ? ArgumentList(results_.Pass()) : Error(error_));
 }
 
 // static
 bool SyncIOThreadExtensionFunction::ValidationFailure(
     SyncIOThreadExtensionFunction* function) {
   return false;
 }