Fix trailing whitespace in .cpp, .h, and .idl files (ex. Source/core)

Source/modules/webaudio/WaveShaperProcessor.cpp

Index: Source/modules/webaudio/WaveShaperProcessor.cpp
diff --git a/Source/modules/webaudio/WaveShaperProcessor.cpp b/Source/modules/webaudio/WaveShaperProcessor.cpp
index f4b5efa728f0bab4f4312c95b3304e0758d975bb..2f5c1e63410d9a0d779889d0615212689d74bbbd 100644
--- a/Source/modules/webaudio/WaveShaperProcessor.cpp
+++ b/Source/modules/webaudio/WaveShaperProcessor.cpp
@@ -53,7 +53,7 @@ void WaveShaperProcessor::setCurve(Float32Array* curve)
 {
     // This synchronizes with process().
     MutexLocker processLocker(m_processLock);
-    
+
     m_curve = curve;
 }
 
@@ -86,7 +86,7 @@ void WaveShaperProcessor::process(const AudioBus* source, AudioBus* destination,
 
     // The audio thread can't block on this lock, so we call tryLock() instead.
     MutexTryLocker tryLocker(m_processLock);
-    if (tryLocker.locked()) {        
+    if (tryLocker.locked()) {
         // For each channel of our input, process using the corresponding WaveShaperDSPKernel into the output channel.
         for (unsigned i = 0; i < m_kernels.size(); ++i)
             m_kernels[i]->process(source->channel(i)->data(), destination->channel(i)->mutableData(), framesToProcess);