WIP: Plumbing through text selection granularity control support

ui/touch_selection/touch_selection_controller.h

 // Copyright 2014 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_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_
 #define UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_
 
 #include "ui/base/touch/selection_bound.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/touch_selection/selection_event_type.h"
+#include "ui/touch_selection/selection_granularity.h"
 #include "ui/touch_selection/touch_handle.h"
 #include "ui/touch_selection/ui_touch_selection_export.h"
 
 namespace ui {
 class MotionEvent;
 
 // Interface through which |TouchSelectionController| issues selection-related
 // commands, notifications and requests.
 class UI_TOUCH_SELECTION_EXPORT TouchSelectionControllerClient {
  public:
   virtual ~TouchSelectionControllerClient() {}
 
   virtual bool SupportsAnimation() const = 0;
   virtual void SetNeedsAnimate() = 0;
   virtual void MoveCaret(const gfx::PointF& position) = 0;
-  virtual void MoveRangeSelectionExtent(const gfx::PointF& extent) = 0;
+  virtual void MoveRangeSelectionExtent(
+      const gfx::PointF& extent,
+      ui::TextSelectionGranularity granularity) = 0;
   virtual void SelectBetweenCoordinates(const gfx::PointF& base,
                                         const gfx::PointF& extent) = 0;
   virtual void OnSelectionEvent(SelectionEventType event,
                                 const gfx::PointF& position) = 0;
   virtual scoped_ptr<TouchHandleDrawable> CreateDrawable() = 0;
 };
 
 // Controller for manipulating text selection via touch input.
 class UI_TOUCH_SELECTION_EXPORT TouchSelectionController
     : public TouchHandleClient {
@@ skipping 115 matching lines @@
   bool selection_editable_;
 
   bool temporarily_hidden_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchSelectionController);
 };
 
 }  // namespace ui
 
 #endif  // UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_