Fix bug in DTMF generation where events with level > 36 would be ignored.

webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc

Index: webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
diff --git a/webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
index 1da383fc654165504c973c786d0d9bdf7ec4d426..9b515661cab8b209d6ba0a36e1b87c319745f643 100644
--- a/webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
@@ -164,8 +164,8 @@ TEST(DtmfToneGenerator, TestErrors) {
             tone_gen.Init(fs, 16, attenuation));
   // Initialize with invalid attenuation -1.
   EXPECT_EQ(DtmfToneGenerator::kParameterError, tone_gen.Init(fs, event, -1));
-  // Initialize with invalid attenuation 37.
-  EXPECT_EQ(DtmfToneGenerator::kParameterError, tone_gen.Init(fs, event, 37));
+  // Initialize with invalid attenuation 64.
+  EXPECT_EQ(DtmfToneGenerator::kParameterError, tone_gen.Init(fs, event, 64));
   EXPECT_FALSE(tone_gen.initialized());  // Should still be uninitialized.
 
   // Initialize with valid parameters.