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

extensions/browser/extension_function.cc

Index: extensions/browser/extension_function.cc
diff --git a/extensions/browser/extension_function.cc b/extensions/browser/extension_function.cc
index 0969bcded3f69e8b5da6ceeb83af506cc11bcfc1..c15b184da85abf8393fbecfe227d8a9577ec2823 100644
--- a/extensions/browser/extension_function.cc
+++ b/extensions/browser/extension_function.cc
@@ -134,14 +134,14 @@ class UIThreadExtensionFunction::RenderHostTracker
     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(
@@ -165,7 +165,7 @@ class UIThreadExtensionFunction::RenderHostTracker
 
 ExtensionFunction::ExtensionFunction()
     : request_id_(-1),
-      profile_id_(NULL),
+      profile_id_(nullptr),
       has_callback_(false),
       include_incognito_(false),
       user_gesture_(false),
@@ -179,11 +179,11 @@ ExtensionFunction::~ExtensionFunction() {
 }
 
 UIThreadExtensionFunction* ExtensionFunction::AsUIThreadExtensionFunction() {
-  return NULL;
+  return nullptr;
 }
 
 IOThreadExtensionFunction* ExtensionFunction::AsIOThreadExtensionFunction() {
-  return NULL;
+  return nullptr;
 }
 
 bool ExtensionFunction::HasPermission() {
@@ -336,10 +336,10 @@ void ExtensionFunction::OnRespondingLater(ResponseValue value) {
 }
 
 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() {
@@ -364,18 +364,18 @@ 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();