libmediaextractor: add manufacurer key in Metadata

add manufacturer key

Bug: 121340676
Test: TBD
Change-Id: I59ce39790ab22627ea65684929f1044c9a71bb4c
diff --git a/media/ndk/NdkMediaFormat.cpp b/media/ndk/NdkMediaFormat.cpp
index cd8ecb5..26a6238 100644
--- a/media/ndk/NdkMediaFormat.cpp
+++ b/media/ndk/NdkMediaFormat.cpp
@@ -342,6 +342,7 @@
 EXPORT const char* AMEDIAFORMAT_KEY_LOCATION = "location";
 EXPORT const char* AMEDIAFORMAT_KEY_LOOP = "loop";
 EXPORT const char* AMEDIAFORMAT_KEY_LYRICIST = "lyricist";
+EXPORT const char* AMEDIAFORMAT_KEY_MANUFACTURER = "manufacturer";
 EXPORT const char* AMEDIAFORMAT_KEY_MAX_BIT_RATE = "max-bitrate";
 EXPORT const char* AMEDIAFORMAT_KEY_MAX_HEIGHT = "max-height";
 EXPORT const char* AMEDIAFORMAT_KEY_MAX_INPUT_SIZE = "max-input-size";