Bug 1673285 - Enable Wasm sandboxing for SoundTouch. r=glandium

Part of patch 4 and patch 5 from previous effort.

Differential Revision: https://phabricator.services.mozilla.com/D183628

security/rlbox/moz.build

@@ -100,6 +100,18 @@ if CONFIG["MOZ_WASM_SANDBOXING_WOFF2"]:
     WASM_SOURCES += ["/modules/woff2/" + s for s in woff2_sources]
     LOCAL_INCLUDES += ["/modules/woff2/include"]
 
+if CONFIG["MOZ_WASM_SANDBOXING_SOUNDTOUCH"]:
+    include("/media/libsoundtouch/src/sources.mozbuild")
+    WASM_SOURCES += ["/media/libsoundtouch/src/" + s for s in soundtouch_sources]
+
+    if CONFIG["MOZ_SAMPLE_TYPE_FLOAT32"]:
+        WASM_DEFINES["MOZ_SAMPLE_TYPE_FLOAT32"] = 1
+
+    for k, v in soundtouch_defines:
+        WASM_DEFINES[k] = v
+
+    LOCAL_INCLUDES += ["/media/libsoundtouch"]
+
 # Ideally we'd also list rlbox.wasm.h as an output, but that would put the
 # generation in export rather than pre-compile, and we prefer the latter.
 GeneratedFile(

toolkit/moz.configure

@@ -2475,6 +2475,7 @@ def wasm_sandboxing_libraries():
         "hunspell",
         "expat",
         "woff2",
+        "soundtouch",
     )