Introduce RemoveChromeTaskbarShortcuts() to delete all pinned-to-taskbar shortcuts owned by the uni…

chrome/browser/shell_integration_win.cc

Index: chrome/browser/shell_integration_win.cc
diff --git a/chrome/browser/shell_integration_win.cc b/chrome/browser/shell_integration_win.cc
index 874faaabdcb673eb766ef40fe1f65622aea1bdd6..b5e7d561383b9e634a8c802d0d87d71b3ad48191 100644
--- a/chrome/browser/shell_integration_win.cc
+++ b/chrome/browser/shell_integration_win.cc
@@ -209,8 +209,8 @@ void MigrateChromiumShortcutsCallback() {
     const wchar_t* sub_dir;
   } kLocations[] = {
     {
-      base::DIR_APP_DATA,
-      L"Microsoft\\Internet Explorer\\Quick Launch\\User Pinned\\TaskBar"
+      base::DIR_TASKBAR_PINS,
+      NULL
     }, {
       base::DIR_USER_DESKTOP,
       NULL