Do not increase the pointer id when type is eraser

third_party/WebKit/Source/core/events/PointerEventFactoryTest.cpp

Index: third_party/WebKit/Source/core/events/PointerEventFactoryTest.cpp
diff --git a/third_party/WebKit/Source/core/events/PointerEventFactoryTest.cpp b/third_party/WebKit/Source/core/events/PointerEventFactoryTest.cpp
index 8d705c7883d955902369e87e7e3c9d2d12bc7698..2f110f1cc81a4236d4f8804f47d4368b11959da4 100644
--- a/third_party/WebKit/Source/core/events/PointerEventFactoryTest.cpp
+++ b/third_party/WebKit/Source/core/events/PointerEventFactoryTest.cpp
@@ -22,13 +22,13 @@ const char* PointerTypeNameForWebPointPointerType(
     case WebPointerProperties::PointerType::kTouch:
       return "touch";
     case WebPointerProperties::PointerType::kPen:
-    case WebPointerProperties::PointerType::kEraser:
       return "pen";
     case WebPointerProperties::PointerType::kMouse:
       return "mouse";
+    default:
+      NOTREACHED();
+      return "";
   }
-  NOTREACHED();
-  return "";
 }
 }