Fix trailing whitespace in .cpp, .h, and .idl files

Source/core/platform/audio/AudioResampler.cpp

Index: Source/core/platform/audio/AudioResampler.cpp
diff --git a/Source/core/platform/audio/AudioResampler.cpp b/Source/core/platform/audio/AudioResampler.cpp
index a3c18cb182ec8cad6ccbc652cbbf8b33af252991..58ceae1c6fcc4b9fea2f51b9f68b2f7c7c3c5ffe 100644
--- a/Source/core/platform/audio/AudioResampler.cpp
+++ b/Source/core/platform/audio/AudioResampler.cpp
@@ -33,7 +33,7 @@
 #include "wtf/MathExtras.h"
 
 using namespace std;
- 
+
 namespace WebCore {
 
 const double AudioResampler::MaxRate = 8.0;
@@ -76,7 +76,7 @@ void AudioResampler::process(AudioSourceProvider* provider, AudioBus* destinatio
     ASSERT(provider);
     if (!provider)
         return;
-        
+
     unsigned numberOfChannels = m_kernels.size();
 
     // Make sure our configuration matches the bus we're rendering to.
@@ -93,7 +93,7 @@ void AudioResampler::process(AudioSourceProvider* provider, AudioBus* destinatio
         ASSERT(fillPointer);
         if (!fillPointer)
             return;
-            
+
         m_sourceBus->setChannelMemory(i, fillPointer, framesNeeded);
     }
 
@@ -112,7 +112,7 @@ void AudioResampler::setRate(double rate)
 {
     if (std::isnan(rate) || std::isinf(rate) || rate <= 0.0)
         return;
-    
+
     m_rate = min(AudioResampler::MaxRate, rate);
 }