Remove jemalloc 4 from our tree.

aclocal.m4

@@ -27,7 +27,6 @@ builtin(include, build/autoconf/icu.m4)dnl
 builtin(include, build/autoconf/clang-plugin.m4)dnl
 builtin(include, build/autoconf/alloc.m4)dnl
 builtin(include, build/autoconf/ios.m4)dnl
-builtin(include, build/autoconf/jemalloc.m4)dnl
 builtin(include, build/autoconf/sanitize.m4)dnl
 
 MOZ_PROG_CHECKMSYS()

js/src/aclocal.m4

@@ -25,7 +25,6 @@ builtin(include, ../../build/autoconf/zlib.m4)dnl
 builtin(include, ../../build/autoconf/icu.m4)dnl
 builtin(include, ../../build/autoconf/clang-plugin.m4)dnl
 builtin(include, ../../build/autoconf/alloc.m4)dnl
-builtin(include, ../../build/autoconf/jemalloc.m4)dnl
 builtin(include, ../../build/autoconf/sanitize.m4)dnl
 builtin(include, ../../build/autoconf/ios.m4)dnl
 

js/src/make-source-package.sh

@@ -151,7 +151,6 @@ case $cmd in
         ${TOPSRCDIR}/memory/moz.build \
         ${TOPSRCDIR}/memory/build \
         ${TOPSRCDIR}/memory/fallible \
-        ${TOPSRCDIR}/memory/jemalloc \
         ${TOPSRCDIR}/memory/mozalloc \
         ${TOPSRCDIR}/memory/mozjemalloc \
         ${tgtpath}/memory

js/src/old-configure.in

@@ -2244,8 +2244,6 @@ AC_SUBST(JS_LIBRARY_NAME)
 AC_SUBST(JS_CONFIG_MOZ_JS_LIBS)
 AC_SUBST(JS_CONFIG_LIBS)
 
-MOZ_SUBCONFIGURE_JEMALLOC()
-
 # Avoid using obsolete NSPR features
 AC_DEFINE(NO_NSPR_10_SUPPORT)
 

memory/build/mozmemory_wrap.h

@@ -36,8 +36,7 @@
  *   - jemalloc_stats
  *   - jemalloc_purge_freed_pages
  *   - jemalloc_free_dirty_pages
- *   (these functions are native to mozjemalloc, and have compatibility
- *   implementations for jemalloc3)
+ *   (these functions are native to mozjemalloc)
  *
  * These functions are all exported as part of libmozglue (see
  * $(topsrcdir)/mozglue/build/Makefile.in), with a few implementation
@@ -87,21 +86,16 @@
  *   char* strdup_impl(const char *)
  * That implementation would call malloc by using "malloc_impl".
  *
- * While mozjemalloc uses these "_impl" suffixed helpers, jemalloc3, being
- * third-party code, doesn't, but instead has an elaborate way to mangle
- * individual functions. See under "Run jemalloc configure script" in
- * $(topsrcdir)/configure.in.
- *
  *
  * When building with replace-malloc support, the above still holds, but
  * the malloc implementation and jemalloc specific functions are the
  * replace-malloc functions from replace_malloc.c.
  *
- * The actual jemalloc/mozjemalloc implementation is prefixed with "je_".
+ * The actual mozjemalloc implementation is prefixed with "je_".
  *
  * Thus, when MOZ_REPLACE_MALLOC is defined, the "_impl" suffixed macros
- * expand to "je_" prefixed function when building mozjemalloc or
- * jemalloc3/mozjemalloc_compat, where MOZ_JEMALLOC_IMPL is defined.
+ * expand to "je_" prefixed function when building mozjemalloc, where
+ * MOZ_JEMALLOC_IMPL is defined.
  *
  * In other cases, the "_impl" suffixed macros follow the original scheme,
  * except on Windows and MacOSX, where they would expand to "je_" prefixed
@@ -153,9 +147,6 @@
 #  endif
 #endif
 
-/* All other jemalloc3 functions are prefixed with "je_" */
-#define je_(a) je_ ## a
-
 #if !defined(MOZ_MEMORY_IMPL)
 #  define MOZ_MEMORY_API MFBT_API
 #  define MOZ_JEMALLOC_API MFBT_API