Move the QP scaling thresholds to the relevant encoders

webrtc/api/android/jni/androidmediaencoder_jni.cc

Index: webrtc/api/android/jni/androidmediaencoder_jni.cc
diff --git a/webrtc/api/android/jni/androidmediaencoder_jni.cc b/webrtc/api/android/jni/androidmediaencoder_jni.cc
index 8d0d3b54bd512557401dcf652b94d62d930388f4..e77b7e8094dc214003cde5b6f6c52fe44013fd26 100644
--- a/webrtc/api/android/jni/androidmediaencoder_jni.cc
+++ b/webrtc/api/android/jni/androidmediaencoder_jni.cc
@@ -396,15 +396,12 @@ int32_t MediaCodecVideoEncoder::InitEncode(
 
   if (scale_) {
     if (codecType_ == kVideoCodecVP8) {
-      quality_scaler_.Init(
-          QualityScaler::kLowVp8QpThreshold, QualityScaler::kBadVp8QpThreshold,
-          codec_settings->startBitrate, codec_settings->width,
-          codec_settings->height, codec_settings->maxFramerate);
+      quality_scaler_.Init(codecType_, codec_settings->startBitrate,
+                           codec_settings->width, codec_settings->height,
+                           codec_settings->maxFramerate);
     } else if (codecType_ == kVideoCodecH264) {
-      quality_scaler_.Init(QualityScaler::kLowH264QpThreshold,
-                           QualityScaler::kBadH264QpThreshold,
-                           codec_settings->startBitrate, codec_settings->width,
-                           codec_settings->height,
+      quality_scaler_.Init(codecType_, codec_settings->startBitrate,
+                           codec_settings->width, codec_settings->height,
                            codec_settings->maxFramerate);
     } else {
       // When adding codec support to additional hardware codecs, also configure