Revert "transcoding: Use the maximum operating rate from property."

This reverts commit 561bb0574feb781b1af2acff83233fa3fca903ff.

Reason for revert: breaking the build on  cf_x86_tv-userdebug

Change-Id: I60d7c1d728b98521378e23eb2b2b4041f9dc619e
diff --git a/media/libmediatranscoding/transcoder/VideoTrackTranscoder.cpp b/media/libmediatranscoding/transcoder/VideoTrackTranscoder.cpp
index 4e01020..5ec5e08 100644
--- a/media/libmediatranscoding/transcoder/VideoTrackTranscoder.cpp
+++ b/media/libmediatranscoding/transcoder/VideoTrackTranscoder.cpp
@@ -18,7 +18,6 @@
 #define LOG_TAG "VideoTrackTranscoder"
 
 #include <android-base/logging.h>
-#include <cutils/properties.h>
 #include <media/NdkCommon.h>
 #include <media/VideoTrackTranscoder.h>
 #include <utils/AndroidThreads.h>
@@ -40,8 +39,7 @@
 // Default key frame interval in seconds.
 static constexpr float kDefaultKeyFrameIntervalSeconds = 1.0f;
 // Default codec operating rate.
-static int32_t kDefaultCodecOperatingRate =
-        property_get_int32("debug.media.transcoding.codec_max_operating_rate", /*default*/ 240);
+static constexpr int32_t kDefaultCodecOperatingRate = 240;
 // Default codec priority.
 static constexpr int32_t kDefaultCodecPriority = 1;
 // Default bitrate, in case source estimation fails.