Add an "input field type" entry to WebContextMenuData.

public/web/WebContextMenuData.h

Index: public/web/WebContextMenuData.h
diff --git a/public/web/WebContextMenuData.h b/public/web/WebContextMenuData.h
index 859728aaaeb55fc769a4691184870de1b3b209d2..b369385a4d4b82aed2b2450bc9d35b0b974bcb23 100644
--- a/public/web/WebContextMenuData.h
+++ b/public/web/WebContextMenuData.h
@@ -140,6 +140,21 @@ struct WebContextMenuData {
     // Whether context is editable.
     bool isEditable;
 
+    enum InputFieldType {
+        // Not an input field.
+        InputFieldTypeNone,
+        // type = text, tel, search, number, email, url
+        InputFieldTypePlainText,
+        // type = password
+        InputFieldTypePassword,
+        // type = <etc.>
+        InputFieldTypeOther,
+        InputFieldTypeLast = InputFieldTypeOther
+    };
+
+    // If this node is an input field, the type of that field.
+    InputFieldType inputFieldType;
+
     enum CheckableMenuItemFlags {
         CheckableMenuItemDisabled = 0x0,
         CheckableMenuItemEnabled = 0x1,