Pass audio to AudioEncoder::Encode() in an ArrayView

webrtc/modules/audio_coding/codecs/mock/mock_audio_encoder.h

Index: webrtc/modules/audio_coding/codecs/mock/mock_audio_encoder.h
diff --git a/webrtc/modules/audio_coding/codecs/mock/mock_audio_encoder.h b/webrtc/modules/audio_coding/codecs/mock/mock_audio_encoder.h
index 95426d89e1efe7b85368f909efbee5974d8246de..29cba8f6da4a24f3c5d0b77e530e47697b390dcd 100644
--- a/webrtc/modules/audio_coding/codecs/mock/mock_audio_encoder.h
+++ b/webrtc/modules/audio_coding/codecs/mock/mock_audio_encoder.h
@@ -32,7 +32,7 @@ class MockAudioEncoder final : public AudioEncoder {
   // Note, we explicitly chose not to create a mock for the Encode method.
   MOCK_METHOD4(EncodeInternal,
                EncodedInfo(uint32_t timestamp,
-                           const int16_t* audio,
+                           rtc::ArrayView<const int16_t> audio,
                            size_t max_encoded_bytes,
                            uint8_t* encoded));
   MOCK_METHOD0(Reset, void());