Remove -encoding UTF-8, it is now the default

Change-Id: Id63c13035d6a6768009a17559c5138c3e23b421b
diff --git a/Android.mk b/Android.mk
index 0c0e0ae..ee21650 100644
--- a/Android.mk
+++ b/Android.mk
@@ -42,7 +42,6 @@
 LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := $(libphonenumber_platform_src_files)
 LOCAL_JAVA_RESOURCE_DIRS := $(libphonenumber_platform_resource_dirs)
-LOCAL_JAVACFLAGS := -encoding UTF-8
 LOCAL_JARJAR_RULES := $(LOCAL_PATH)/jarjar-rules.txt
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 LOCAL_NO_STANDARD_LIBRARIES := true
@@ -55,7 +54,6 @@
 LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := $(libphonenumber_src_files)
 LOCAL_JAVA_RESOURCE_DIRS := $(libphonenumber_resource_dirs)
-LOCAL_JAVACFLAGS := -encoding UTF-8
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 LOCAL_SDK_VERSION := 9
 include $(BUILD_STATIC_JAVA_LIBRARY)