fix: enable osr (backport: 3-0-x) (#14219)

* fix: re-enable osr

* fix: add changes from CEF to add MouseWheelPhaseHandler

* fix: re-enable surface synchronization by applying fix from cef

* update method call and enable AsyncWheelEvents var

* fix: make BrowserCompositorMacGetGutterColor behave like chromium

* fix: HANDLE only exists on windows

* fix: pass correct params to mouse_wheel_phase_handler_

* fix variable accessing

* revert: revert the workaround for disableHardwareAcceleration crash

* fix: remove GuestViewCrossProcessFrames from the disabled features list

* revert: remove check from BrowserChildProcessLaunchedAndConnected

features.gypi

@@ -3,7 +3,7 @@
   'variables': {
     'variables': {
       'enable_desktop_capturer%': 1,
-      'enable_osr%': 0,  # FIXME(alexeykuzmin)
+      'enable_osr%': 1,
       'enable_pdf_viewer%': 0,  # FIXME(deepak1556)
       'enable_run_as_node%': 1,
       'enable_view_api%': 0,