common: Disable continuous transaction tracing on userdebug builds

Change-Id: I95657a00e38f1229675682e784b20cca12c119b0
Signed-off-by: Jackeagle <jackeagle102@gmail.com>
diff --git a/config/common.mk b/config/common.mk
index cc36df6..a43f082 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -150,6 +150,11 @@
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     dalvik.vm.systemuicompilerfilter=speed
 
+ifeq ($(TARGET_BUILD_VARIANT),userdebug)
+PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
+    debug.sf.enable_transaction_tracing=false
+endif
+
 # StitchImage
 PRODUCT_PACKAGES += \
     StitchImage