fixup! Base Browser's .mozconfigs.

Bug 43151: Uniform the behavior of the android-all mozconfig.

browser/config/mozconfigs/base-browser-android

+# Changes on this file might need to be synchronized with mozconfig-android-all!
+# See also tor-browser#43151.
+
 export MOZILLA_OFFICIAL=1
 
 ac_add_options --enable-optimize
@@ -29,6 +32,9 @@ ac_add_options --disable-parental-controls
 ac_add_options --enable-proxy-bypass-protection
 ac_add_options --disable-system-policies
 
+# See tor-browser#41131
+ac_add_options --disable-backgroundtasks
+
 # Disable telemetry
 ac_add_options MOZ_TELEMETRY_REPORTING=
 

mozconfig-android-all

+# Changes on this file might need to be synchronized with
+# browser/config/mozconfigs/base-browser-android!
+# See also tor-browser#43151.
+
 export MOZILLA_OFFICIAL=1
 
 ac_add_options --enable-application=mobile/android
+
 ac_add_options --disable-compile-environment
 
+ac_add_options --with-java-bin-path=$JAVA_HOME/bin
+ac_add_options --with-android-sdk=$ANDROID_HOME
+ac_add_options --with-gradle=$GRADLE_HOME/bin/gradle
+
+ac_add_options --disable-tests
+ac_add_options --disable-debug
+
+ac_add_options --disable-updater
+ac_add_options --disable-crashreporter
+ac_add_options --disable-webrtc
+ac_add_options --disable-parental-controls
+
+ac_add_options --enable-proxy-bypass-protection
+ac_add_options --disable-system-policies
+
+# See tor-browser#41131
+ac_add_options --disable-backgroundtasks
+
+# Disable telemetry
+ac_add_options MOZ_TELEMETRY_REPORTING=
+
 if test -n "$LOCAL_DEV_BUILD"; then
     # You must use the "default" bogus channel for dev builds
     ac_add_options --enable-update-channel=default
-    ac_add_options --without-wasm-sandboxed-libraries
     ac_add_options --with-base-browser-version=dev-build
     ac_add_options --disable-minify
 fi
 
-ac_add_options --with-tor-browser-version=dev-build
-
-ac_add_options --with-java-bin-path=$JAVA_HOME/bin
-ac_add_options --with-android-sdk=$ANDROID_HOME
-ac_add_options --with-gradle=$GRADLE_HOME/bin/gradle
+if test -z "$WASI_SYSROOT"; then
+    ac_add_options --without-wasm-sandboxed-libraries
+fi