Remove superfluous OpenSSL include paths.

The libcrypto and libssl modules (and their respective static and host
versions) use LOCAL_EXPORT_C_INCLUDE_DIRS thus just including the module
is sufficient.

Change-Id: I53fed0932b9f15b273880810cf38a03ecf6dc274
diff --git a/softkeymaster/Android.mk b/softkeymaster/Android.mk
index 0c733aa..2a0a83f 100644
--- a/softkeymaster/Android.mk
+++ b/softkeymaster/Android.mk
@@ -21,9 +21,7 @@
 LOCAL_MODULE := keystore.default
 LOCAL_MODULE_RELATIVE_PATH := hw
 LOCAL_SRC_FILES := module.cpp
-LOCAL_C_INCLUDES := \
-	system/security/keystore \
-	external/openssl/include
+LOCAL_C_INCLUDES := system/security/keystore
 LOCAL_CFLAGS = -fvisibility=hidden -Wall -Werror
 LOCAL_SHARED_LIBRARIES := libcrypto liblog libkeystore_binder libsoftkeymaster
 LOCAL_MODULE_TAGS := optional
@@ -36,9 +34,7 @@
 endif
 LOCAL_MODULE := libsoftkeymaster
 LOCAL_SRC_FILES := keymaster_openssl.cpp
-LOCAL_C_INCLUDES := \
-	system/security/keystore \
-	external/openssl/include
+LOCAL_C_INCLUDES := system/security/keystore
 LOCAL_CFLAGS = -fvisibility=hidden -Wall -Werror
 LOCAL_SHARED_LIBRARIES := libcrypto liblog libkeystore_binder
 LOCAL_MODULE_TAGS := optional