Move menu headers/items to std::vector<std::string>.

Test: mmma -j bootable/recovery
Test: Run recovery_unit_test on marlin.
Test: Build and boot into recovery image on angler. Check the UI that
      shows menu ('View recovery log', 'Wipe data', 'Run locale test').
Test: Start recovery with '--prompt_and_wipe_data'. Check the UI.
Change-Id: If8a4209e0bb4ca64f719f9f9465d3b3589a69cdc
diff --git a/wear_ui.h b/wear_ui.h
index fcbbee2..c9a9f0e 100644
--- a/wear_ui.h
+++ b/wear_ui.h
@@ -17,6 +17,9 @@
 #ifndef RECOVERY_WEAR_UI_H
 #define RECOVERY_WEAR_UI_H
 
+#include <string>
+#include <vector>
+
 #include "screen_ui.h"
 
 class WearRecoveryUI : public ScreenRecoveryUI {
@@ -33,8 +36,8 @@
   // Recovery, build id and etc) and the bottom lines that may otherwise go out of the screen.
   const int kMenuUnusableRows;
 
-  void StartMenu(const char* const* headers, const char* const* items,
-                 int initial_selection) override;
+  void StartMenu(const std::vector<std::string>& headers, const std::vector<std::string>& items,
+                 size_t initial_selection) override;
 
   int GetProgressBaseline() const override;