Bug 803276 - Disable ArrayBufferView.prototype.move on release channels. r=dmandelin

js/src/Makefile.in

@@ -222,6 +222,12 @@ MFBT_ROOT = $(srcdir)/../../mfbt
 VPATH += $(MFBT_ROOT)
 include $(MFBT_ROOT)/exported_headers.mk
 
+###############################################
+# BEGIN enable non-releasable features
+#
+ifeq (,$(filter beta release esr,$(MOZ_UPDATE_CHANNEL)))
+DEFINES += -DENABLE_TYPEDARRAY_MOVE
+endif
 
 ifdef ENABLE_TRACE_LOGGING
 

js/src/configure.in

@@ -3131,6 +3131,23 @@ if test -n "$SKIP_COMPILER_CHECKS"; then
    AC_DEFINE(HAVE_LOCALECONV)
 fi # SKIP_COMPILER_CHECKS
 
+dnl ========================================================
+dnl = Mozilla update channel, used for disabling features
+dnl = not wanted for release.
+dnl ========================================================
+
+# app update channel is 'default' when not supplied.
+MOZ_ARG_ENABLE_STRING([update-channel],
+[  --enable-update-channel=CHANNEL
+                          Select application update channel (default=default)],
+    MOZ_UPDATE_CHANNEL=`echo $enableval | tr A-Z a-z`)
+
+if test -z "$MOZ_UPDATE_CHANNEL"; then
+    MOZ_UPDATE_CHANNEL=default
+fi
+AC_DEFINE_UNQUOTED(MOZ_UPDATE_CHANNEL, $MOZ_UPDATE_CHANNEL)
+AC_SUBST(MOZ_UPDATE_CHANNEL)
+
 dnl ========================================================
 dnl =
 dnl = Check for external package dependencies

js/src/jstypedarray.cpp

@@ -38,8 +38,6 @@
 
 #include "vm/GlobalObject-inl.h"
 
-#define ENABLE_TYPEDARRAY_MOVE
-
 using namespace js;
 using namespace js::gc;
 using namespace js::types;