Gesture recognition constants should all be stored in the GestureConfiguration object.

chrome/common/pref_names.h

Index: chrome/common/pref_names.h
diff --git a/chrome/common/pref_names.h b/chrome/common/pref_names.h
index 9cb3ddcae35206378e47d03463cd4c1cbd6f88ba..aad4f9344d1c00ebbd87cdcaf35d3e458721ec8b 100644
--- a/chrome/common/pref_names.h
+++ b/chrome/common/pref_names.h
@@ -670,15 +670,23 @@ extern const char kWebIntentsEnabled[];
 
 #if defined(USE_AURA)
 extern const char kPinnedLauncherApps[];
-
-extern const char kMaximumSecondsBetweenDoubleClick[];
-extern const char kMaximumTouchDownDurationInSecondsForClick[];
-extern const char kMaximumTouchMoveInPixelsForClick[];
-extern const char kMinFlickSpeedSquared[];
-extern const char kMinimumTouchDownDurationInSecondsForClick[];
-
+extern const char kAlwaysAutoHideShelf[];
 extern const char kShelfAutoHideBehavior[];
 
+extern const char kLongPressTimeInSeconds[];
+extern const char kMaxSecondsBetweenDoubleClick[];
+extern const char kMaxSeparationForGestureTouchesInPixels[];
+extern const char kMaxTouchDownDurationInSecondsForClick[];
+extern const char kMaxTouchMoveInPixelsForClick[];
+extern const char kMinDistanceForPinchScrollInPixels[];
+extern const char kMinFlickSpeedSquared[];
+extern const char kMinPinchUpdateDistanceInPixels[];
+extern const char kMinRailBreakVelocity[];
+extern const char kMinScrollDeltaSquared[];
+extern const char kMinTouchDownDurationInSecondsForClick[];
+extern const char kPointsBufferedForVelocity[];
+extern const char kRailBreakProportion[];
+extern const char kRailStartProportion[];
 #endif
 
 extern const char kInManagedMode[];