views: don't send OnKeypressUnhandled for all keys

ui/views/controls/textfield/textfield.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 385 matching lines @@
 
   void CreateTouchSelectionControllerAndNotifyIt();
 
   // Updates the selection clipboard to any non-empty text selection for a non-
   // password textfield.
   void UpdateSelectionClipboard() const;
 
   // Pastes the selection clipboard for the specified mouse event.
   void PasteSelectionClipboard(const ui::MouseEvent& event);
 
-  // Called whenever a keypress is unhandled for any reason, including failing
-  // to insert text into a readonly text field.
-  void OnKeypressUnhandled();
+  // Called when editing a textfield fails because the textfield is readonly.
+  void OnEditFailed();
 
   // Returns true if an insertion cursor should be visible (a vertical bar,
   // placed at the point new text will be inserted).
   bool ShouldShowCursor() const;
 
   // Returns true if an insertion cursor should be visible and blinking.
   bool ShouldBlinkCursor() const;
 
   // Starts and stops blinking the cursor, respectively. These are both
   // idempotent if the cursor is already blinking/not blinking.
@@ skipping 99 matching lines @@
 
   // Used to bind callback functions to this object.
   base::WeakPtrFactory<Textfield> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Textfield);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_