Merge "Revert "Enable mainline prebuilts on tm-dev branch."" into tm-dev
diff --git a/core/android_soong_config_vars.mk b/core/android_soong_config_vars.mk
index 144edd0..329847f 100644
--- a/core/android_soong_config_vars.mk
+++ b/core/android_soong_config_vars.mk
@@ -39,14 +39,7 @@
 # Default behavior for the tree wrt building modules or using prebuilts. This
 # can always be overridden by setting the environment variable
 # MODULE_BUILD_FROM_SOURCE.
-ifneq ($(SANITIZE_TARGET)$(EMMA_INSTRUMENT_FRAMEWORK),)
-  # Always use sources when building the framework with Java coverage or
-  # sanitized builds as they both require purpose built prebuilts which we do
-  # not provide.
-  BRANCH_DEFAULT_MODULE_BUILD_FROM_SOURCE := true
-else
-  BRANCH_DEFAULT_MODULE_BUILD_FROM_SOURCE := false
-endif
+BRANCH_DEFAULT_MODULE_BUILD_FROM_SOURCE := true
 
 ifneq (,$(MODULE_BUILD_FROM_SOURCE))
   # Keep an explicit setting.