diff --git a/dom/ipc/ContentChild.cpp b/dom/ipc/ContentChild.cpp
index ea3998f9f22f..c404dcc67b19 100644
--- a/dom/ipc/ContentChild.cpp
+++ b/dom/ipc/ContentChild.cpp
@@ -1644,11 +1644,8 @@ StartMacOSContentSandbox()
   // Close all current connections to the WindowServer. This ensures that the
   // Activity Monitor will not label the content process as "Not responding"
   // because it's not running a native event loop. See bug 1384336.
-  if (!recordreplay::IsRecordingOrReplaying()) {
-    // Because of the WebReplay system for proxying system API calls, for the
-    // time being we skip this when running under WebReplay (bug 1482668).
-    CGSShutdownServerConnections();
-  }
+  CGSShutdownServerConnections();
+
   // Actual security benefits are only acheived when we additionally deny
   // future connections, however this currently breaks WebGL so it's not done
   // by default.
diff --git a/toolkit/recordreplay/ProcessRedirectDarwin.cpp b/toolkit/recordreplay/ProcessRedirectDarwin.cpp
index 90fadd762c6b..ee77c5eb9746 100644
--- a/toolkit/recordreplay/ProcessRedirectDarwin.cpp
+++ b/toolkit/recordreplay/ProcessRedirectDarwin.cpp
@@ -321,6 +321,7 @@ namespace recordreplay {
   MACRO(CGPathGetCurrentPoint)                  \
   MACRO(CGPathIsEmpty)                          \
   MACRO(CGSSetDebugOptions)                     \
+  MACRO(CGSShutdownServerConnections)           \
   MACRO(CTFontCopyFamilyName)                   \
   MACRO(CTFontCopyFontDescriptor)               \
   MACRO(CTFontCopyGraphicsFont)                 \
@@ -2349,6 +2350,7 @@ RR_CTFontGetBoundingRectsForGlyphs(CTFontRef aFont, CTFontOrientation aOrientati
 RRFunctionTypes1(CGPathGetCurrentPoint, CGPoint, CGPathRef)
 RRFunction1(CGPathIsEmpty)
 RRFunction1(CGSSetDebugOptions)
+RRFunctionVoid0(CGSShutdownServerConnections)
 RRFunction1(CTFontCopyFamilyName)
 RRFunction1(CTFontCopyFontDescriptor)
 RRFunction2(CTFontCopyGraphicsFont)