Revert of Set scaling limit at 320 * 180 for all implementations.

webrtc/video/vie_encoder.cc

Index: webrtc/video/vie_encoder.cc
diff --git a/webrtc/video/vie_encoder.cc b/webrtc/video/vie_encoder.cc
index 7880c4a275fd5e4589722bd269f0db44a421dc33..1458af266f68efb6692756205f2296b6cd217e20 100644
--- a/webrtc/video/vie_encoder.cc
+++ b/webrtc/video/vie_encoder.cc
@@ -35,12 +35,14 @@
 
 // Time interval for logging frame counts.
 const int64_t kFrameLogIntervalMs = 60000;
-
 // We will never ask for a resolution lower than this.
+#if defined(WEBRTC_ANDROID)
 // TODO(kthelgason): Lower this limit when better testing
 // on MediaCodec and fallback implementations are in place.
-// See https://bugs.chromium.org/p/webrtc/issues/detail?id=7206
 const int kMinPixelsPerFrame = 320 * 180;
+#else
+const int kMinPixelsPerFrame = 120 * 90;
+#endif
 
 // The maximum number of frames to drop at beginning of stream
 // to try and achieve desired bitrate.