Revert of Unified Gesture Recognizer

ui/events/gestures/gesture_configuration.h

Index: ui/events/gestures/gesture_configuration.h
diff --git a/ui/events/gestures/gesture_configuration.h b/ui/events/gestures/gesture_configuration.h
index f121b75d8db84a7a3f31b4e98e066071faa4973c..1338e1d2b5e311f1ac44881c0fe60c36f3e59d42 100644
--- a/ui/events/gestures/gesture_configuration.h
+++ b/ui/events/gestures/gesture_configuration.h
@@ -6,7 +6,7 @@
 #define UI_EVENTS_GESTURES_GESTURE_CONFIGURATION_H_
 
 #include "base/basictypes.h"
-#include "ui/events/events_base_export.h"
+#include "ui/events/events_export.h"
 
 namespace ui {
 
@@ -14,7 +14,7 @@
 // approaches (windows, chrome, others).  This would turn into an
 // abstract base class.
 
-class EVENTS_BASE_EXPORT GestureConfiguration {
+class EVENTS_EXPORT GestureConfiguration {
  public:
   // Number of parameters in the array of parameters for the fling acceleration
   // curve.
@@ -143,15 +143,6 @@
   static void set_min_touch_down_duration_in_seconds_for_click(double val) {
     min_touch_down_duration_in_seconds_for_click_ = val;
   }
-
-  static int min_scaling_span_in_pixels() {
-    return min_scaling_span_in_pixels_;
-  };
-
-  static void set_min_scaling_span_in_pixels(int val) {
-    min_scaling_span_in_pixels_ = val;
-  }
-
   static int points_buffered_for_velocity() {
     return points_buffered_for_velocity_;
   }
@@ -244,7 +235,6 @@
   static float min_scroll_velocity_;
   static double min_swipe_speed_;
   static double min_touch_down_duration_in_seconds_for_click_;
-  static int min_scaling_span_in_pixels_;
   static int points_buffered_for_velocity_;
   static double rail_break_proportion_;
   static double rail_start_proportion_;