Move the keyboard files from base/ to app/.

chrome/browser/views/location_bar/location_bar_view.cc

Index: chrome/browser/views/location_bar/location_bar_view.cc
diff --git a/chrome/browser/views/location_bar/location_bar_view.cc b/chrome/browser/views/location_bar/location_bar_view.cc
index d4520693c1570a31fe0e68bbfed73f29dd5ad633..1ce7685b66a62d2961a1ea700c310d42b1a6017e 100644
--- a/chrome/browser/views/location_bar/location_bar_view.cc
+++ b/chrome/browser/views/location_bar/location_bar_view.cc
@@ -921,7 +921,7 @@ bool LocationBarView::SkipDefaultKeyEventProcessing(const views::KeyEvent& e) {
   // it can be shared between Windows and Linux.
   // For now, we just override back-space and tab keys, as back-space is the
   // accelerator for back navigation and tab key is used by some input methods.
-  if (e.GetKeyCode() == base::VKEY_BACK ||
+  if (e.GetKeyCode() == app::VKEY_BACK ||
       views::FocusManager::IsTabTraversalKeyEvent(e))
     return true;
   return false;