1 files changed, 3 insertions, 2 deletions
diff --git a/chromium/third_party/WebKit/Source/modules/webaudio/DelayDSPKernel.cpp b/chromium/third_party/WebKit/Source/modules/webaudio/DelayDSPKernel.cpp
index 05b8cc566fd..2301325f95b 100644
--- a/chromium/third_party/WebKit/Source/modules/webaudio/DelayDSPKernel.cpp
+++ b/chromium/third_party/WebKit/Source/modules/webaudio/DelayDSPKernel.cpp
@@ -29,6 +29,7 @@
 #include "modules/webaudio/DelayDSPKernel.h"
 
 #include "platform/audio/AudioUtilities.h"
+#include "wtf/MathExtras.h"
 #include <algorithm>
 
 using namespace std;
@@ -45,8 +46,8 @@ DelayDSPKernel::DelayDSPKernel(DelayProcessor* processor)
         return;
 
     m_maxDelayTime = processor->maxDelayTime();
-    ASSERT(m_maxDelayTime >= 0);
-    if (m_maxDelayTime < 0)
+    ASSERT(m_maxDelayTime >= 0 && !std::isnan(m_maxDelayTime));
+    if (m_maxDelayTime < 0 || std::isnan(m_maxDelayTime))
         return;
 
     m_buffer.allocate(bufferLengthForDelay(m_maxDelayTime, processor->sampleRate()));