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

Source/bindings/v8/NPV8Object.cpp

Index: Source/bindings/v8/NPV8Object.cpp
diff --git a/Source/bindings/v8/NPV8Object.cpp b/Source/bindings/v8/NPV8Object.cpp
index 621a99ce6a8b279714de70631222b1fbbf27684b..80f29f643751f010a5baa031de9533eaf317d860 100644
--- a/Source/bindings/v8/NPV8Object.cpp
+++ b/Source/bindings/v8/NPV8Object.cpp
@@ -111,7 +111,7 @@ static v8::Local<v8::String> npIdentifierToV8Identifier(NPIdentifier name)
 
 NPObject* v8ObjectToNPObject(v8::Handle<v8::Object> object)
 {
-    return reinterpret_cast<NPObject*>(object->GetAlignedPointerFromInternalField(v8DOMWrapperObjectIndex)); 
+    return reinterpret_cast<NPObject*>(object->GetAlignedPointerFromInternalField(v8DOMWrapperObjectIndex));
 }
 
 NPObject* npCreateV8ScriptObject(NPP npp, v8::Handle<v8::Object> object, DOMWindow* root)
@@ -382,7 +382,7 @@ bool _NPN_GetProperty(NPP npp, NPObject* npObject, NPIdentifier propertyName, NP
 
         v8::Handle<v8::Object> obj = v8::Local<v8::Object>::New(isolate, object->v8Object);
         v8::Local<v8::Value> v8result = obj->Get(npIdentifierToV8Identifier(propertyName));
-        
+
         if (v8result.IsEmpty())
             return false;