Fix gesture handling for Views textfields

ui/views/controls/textfield/textfield.h

Index: ui/views/controls/textfield/textfield.h
diff --git a/ui/views/controls/textfield/textfield.h b/ui/views/controls/textfield/textfield.h
index f32ec89dbeee1fbf93d69d2925a3cb6585a8d2e8..e06a3326c81c3241b6d12072d66752b72fa5981b 100644
--- a/ui/views/controls/textfield/textfield.h
+++ b/ui/views/controls/textfield/textfield.h
@@ -89,6 +89,9 @@ class VIEWS_EXPORT Textfield : public View,
   // of text that overflows its display area.
   void SelectAll(bool reversed);
 
+  // A convenience method to select the word closest to |point|.
+  void SelectWordAt(const gfx::Point& point);
+
   // Clears the selection within the edit field and sets the caret to the end.
   void ClearSelection();
 
@@ -450,6 +453,15 @@ class VIEWS_EXPORT Textfield : public View,
 
   scoped_ptr<ui::TouchSelectionController> touch_selection_controller_;
 
+  // Used to track touch drag starting location and offset to enable touch
+  // scrolling.
+  gfx::Point drag_start_location_;
+  int drag_start_display_offset_;
+
+  // Tracks if touch editing handles are hidden because user has started
+  // scrolling. If |true|, handles are shown after scrolling ends.
+  bool touch_handles_hidden_due_to_scroll_;
+
   // Context menu related members.
   scoped_ptr<ui::SimpleMenuModel> context_menu_contents_;
   scoped_ptr<views::MenuRunner> context_menu_runner_;