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

extensions/renderer/script_context.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 "extensions/renderer/script_context.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
@@ skipping 76 matching lines @@
           << "  effective extension id: "
           << (effective_extension_.get() ? effective_extension_->id() : "");
   Invalidate();
 }
 
 void ScriptContext::Invalidate() {
   if (!is_valid())
     return;
   if (module_system_)
     module_system_->Invalidate();
-  web_frame_ = NULL;
+  web_frame_ = nullptr;
   v8_context_.reset();
 }
 
 const std::string& ScriptContext::GetExtensionID() const {
   return extension_.get() ? extension_->id() : base::EmptyString();
 }
 
 content::RenderView* ScriptContext::GetRenderView() const {
   if (web_frame_ && web_frame_->view())
     return content::RenderView::FromWebView(web_frame_->view());
-  return NULL;
+  return nullptr;
 }
 
 content::RenderFrame* ScriptContext::GetRenderFrame() const {
   if (web_frame_)
     return content::RenderFrame::FromWebFrame(web_frame_);
-  return NULL;
+  return nullptr;
 }
 
 v8::Local<v8::Value> ScriptContext::CallFunction(
     v8::Handle<v8::Function> function,
     int argc,
     v8::Handle<v8::Value> argv[]) const {
   v8::EscapableHandleScope handle_scope(isolate());
   v8::Context::Scope scope(v8_context());
 
   blink::WebScopedMicrotaskSuppression suppression;
@@ skipping 12 matching lines @@
 
 Feature::Availability ScriptContext::GetAvailability(
     const std::string& api_name) {
   // Hack: Hosted apps should have the availability of messaging APIs based on
   // the URL of the page (which might have access depending on some extension
   // with externally_connectable), not whether the app has access to messaging
   // (which it won't).
   const Extension* extension = extension_.get();
   if (extension && extension->is_hosted_app() &&
       (api_name == "runtime.connect" || api_name == "runtime.sendMessage")) {
-    extension = NULL;
+    extension = nullptr;
   }
   return ExtensionAPI::GetSharedInstance()->IsAvailable(
       api_name, extension, context_type_, GetURL());
 }
 
 void ScriptContext::DispatchEvent(const char* event_name,
                                   v8::Handle<v8::Array> args) const {
   v8::HandleScope handle_scope(isolate());
   v8::Context::Scope context_scope(v8_context());
 
@@ skipping 51 matching lines @@
   // |document_url| (supposedly the URL of the frame).
   if (!match_about_blank || !document_url.SchemeIs(url::kAboutScheme))
     return document_url;
 
   // Non-sandboxed about:blank and about:srcdoc pages inherit their security
   // origin from their parent frame/window. So, traverse the frame/window
   // hierarchy to find the closest non-about:-page and return its URL.
   const blink::WebFrame* parent = frame;
   do {
     parent = parent->parent() ? parent->parent() : parent->opener();
-  } while (parent != NULL && !parent->document().isNull() &&
+  } while (parent != nullptr && !parent->document().isNull() &&
            GURL(parent->document().url()).SchemeIs(url::kAboutScheme));
 
   if (parent && !parent->document().isNull()) {
     // Only return the parent URL if the frame can access it.
     const blink::WebDocument& parent_document = parent->document();
     if (frame->document().securityOrigin().canAccess(
             parent_document.securityOrigin()))
       return parent_document.url();
   }
   return document_url;
@@ skipping 36 matching lines @@
                                           v8::Handle<v8::Value> argv[]) {
   return CallFunction(function, argc, argv);
 }
 
 gin::ContextHolder* ScriptContext::GetContextHolder() {
   v8::HandleScope handle_scope(isolate());
   return gin::PerContextData::From(v8_context())->context_holder();
 }
 
 }  // namespace extensions