Revert of Mac: Share kScrollbarPixelsPerCocoaTick between ui:: and blink:: events

ui/events/test/cocoa_test_event_utils.h

Index: ui/events/test/cocoa_test_event_utils.h
diff --git a/ui/events/test/cocoa_test_event_utils.h b/ui/events/test/cocoa_test_event_utils.h
index 5e138878f7de54ce3bf64e6b6a499f5c0314408b..0b9992c2ab84d9f433bd2ffe10c99acf4e7c1582 100644
--- a/ui/events/test/cocoa_test_event_utils.h
+++ b/ui/events/test/cocoa_test_event_utils.h
@@ -14,15 +14,6 @@
 #include "ui/events/keycodes/keyboard_codes.h"
 
 namespace cocoa_test_event_utils {
-
-// Converts |window_point| in |window| coordinates (origin at bottom left of
-// window frame) to a point in global display coordinates for a CGEvent (origin
-// at top left of primary screen).
-CGPoint ScreenPointFromWindow(NSPoint window_point, NSWindow* window);
-
-// Converts |event| to an NSEvent with a timestamp from ui::EventTimeForNow(),
-// and attaches |window| to it.
-NSEvent* AttachWindowToCGEvent(CGEventRef event, NSWindow* window);
 
 // Create synthetic mouse events for testing. Currently these are very
 // basic, flesh out as needed.  Points are all in window coordinates;
@@ -49,16 +40,6 @@
 // |view|'s midpoint.
 std::pair<NSEvent*, NSEvent*> RightMouseClickInView(NSView* view,
                                                     NSUInteger clickCount);
-
-// Creates a test scroll event. Currently only events for a "real" mouse wheel
-// are supported (-hasPreciseScrollingDeltas is NO).  If |window| is nil,
-// |location| is assumed to be AppKit screen coordinates (origin in bottom left
-// of primary screen).
-// TODO(tapted): Add event phase arguments to support trackpad scrolls also.
-NSEvent* TestScrollEvent(NSPoint location,
-                         NSWindow* window,
-                         CGFloat delta_x,
-                         CGFloat delta_y);
 
 // Returns a key event with the given character.
 NSEvent* KeyEventWithCharacter(unichar c);