C++11 declares a type safe null pointer

content/common/cursors/webcursor.cc

Index: content/common/cursors/webcursor.cc
diff --git a/content/common/cursors/webcursor.cc b/content/common/cursors/webcursor.cc
index 85721fdd0e2bae52ef010ff19ae60df6eb764d36..0a22f061c0f130c7860c5928b3f980ab27fc7be8 100644
--- a/content/common/cursors/webcursor.cc
+++ b/content/common/cursors/webcursor.cc
@@ -18,7 +18,7 @@ WebCursor::WebCursor()
     : type_(WebCursorInfo::TypePointer),
       custom_scale_(1) {
 #if defined(OS_WIN)
-  external_cursor_ = NULL;
+  external_cursor_ = nullptr;
 #endif
   InitPlatformData();
 }
@@ -26,7 +26,7 @@ WebCursor::WebCursor()
 WebCursor::WebCursor(const CursorInfo& cursor_info)
     : type_(WebCursorInfo::TypePointer) {
 #if defined(OS_WIN)
-  external_cursor_ = NULL;
+  external_cursor_ = nullptr;
 #endif
   InitPlatformData();
   InitFromCursorInfo(cursor_info);
@@ -141,7 +141,7 @@ bool WebCursor::Serialize(Pickle* pickle) const {
       !pickle->WriteFloat(custom_scale_))
     return false;
 
-  const char* data = NULL;
+  const char* data = nullptr;
   if (!custom_data_.empty())
     data = &custom_data_[0];
   if (!pickle->WriteData(data, custom_data_.size()))
@@ -174,19 +174,22 @@ static WebCursorInfo::Type ToCursorType(HCURSOR cursor) {
     HCURSOR cursor;
     WebCursorInfo::Type type;
   } kStandardCursors[] = {
-    { LoadCursor(NULL, IDC_ARROW),       WebCursorInfo::TypePointer },
-    { LoadCursor(NULL, IDC_CROSS),       WebCursorInfo::TypeCross },
-    { LoadCursor(NULL, IDC_HAND),        WebCursorInfo::TypeHand },
-    { LoadCursor(NULL, IDC_IBEAM),       WebCursorInfo::TypeIBeam },
-    { LoadCursor(NULL, IDC_WAIT),        WebCursorInfo::TypeWait },
-    { LoadCursor(NULL, IDC_HELP),        WebCursorInfo::TypeHelp },
-    { LoadCursor(NULL, IDC_SIZENESW),    WebCursorInfo::TypeNorthEastResize },
-    { LoadCursor(NULL, IDC_SIZENWSE),    WebCursorInfo::TypeNorthWestResize },
-    { LoadCursor(NULL, IDC_SIZENS),      WebCursorInfo::TypeNorthSouthResize },
-    { LoadCursor(NULL, IDC_SIZEWE),      WebCursorInfo::TypeEastWestResize },
-    { LoadCursor(NULL, IDC_SIZEALL),     WebCursorInfo::TypeMove },
-    { LoadCursor(NULL, IDC_APPSTARTING), WebCursorInfo::TypeProgress },
-    { LoadCursor(NULL, IDC_NO),          WebCursorInfo::TypeNotAllowed },
+    { LoadCursor(nullptr, IDC_ARROW),       WebCursorInfo::TypePointer },
+    { LoadCursor(nullptr, IDC_CROSS),       WebCursorInfo::TypeCross },
+    { LoadCursor(nullptr, IDC_HAND),        WebCursorInfo::TypeHand },
+    { LoadCursor(nullptr, IDC_IBEAM),       WebCursorInfo::TypeIBeam },
+    { LoadCursor(nullptr, IDC_WAIT),        WebCursorInfo::TypeWait },
+    { LoadCursor(nullptr, IDC_HELP),        WebCursorInfo::TypeHelp },
+    { LoadCursor(nullptr, IDC_SIZENESW),
+      WebCursorInfo::TypeNorthEastResize },
+    { LoadCursor(nullptr, IDC_SIZENWSE),
+      WebCursorInfo::TypeNorthWestResize },
+    { LoadCursor(nullptr, IDC_SIZENS),
+      WebCursorInfo::TypeNorthSouthResize },
+    { LoadCursor(nullptr, IDC_SIZEWE),      WebCursorInfo::TypeEastWestResize },
+    { LoadCursor(nullptr, IDC_SIZEALL),     WebCursorInfo::TypeMove },
+    { LoadCursor(nullptr, IDC_APPSTARTING), WebCursorInfo::TypeProgress },
+    { LoadCursor(nullptr, IDC_NO),          WebCursorInfo::TypeNotAllowed },
   };
   for (int i = 0; i < arraysize(kStandardCursors); ++i) {
     if (cursor == kStandardCursors[i].cursor)