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

Tools/DumpRenderTree/TestNetscapePlugIn/PluginTest.cpp

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 24 matching lines @@
 
 using namespace std;
 extern NPNetscapeFuncs *browser;
 
 static void (*shutdownFunction)();
 
 PluginTest* PluginTest::create(NPP npp, const string& identifier)
 {
     if (identifier.empty())
         return new PluginTest(npp, identifier);
-        
+
     CreateTestFunction createTestFunction = createTestFunctions()[identifier];
     if (createTestFunction)
         return createTestFunction(npp, identifier);
 
     return 0;
 }
 
 PluginTest::PluginTest(NPP npp, const string& identifier)
     : m_npp(npp)
     , m_identifier(identifier)
@@ skipping 143 matching lines @@
 }
 
 int32_t PluginTest::NPN_IntFromIdentifier(NPIdentifier npIdentifier)
 {
     return browser->intfromidentifier(npIdentifier);
 }
 
 NPObject* PluginTest::NPN_CreateObject(NPClass* npClass)
 {
     return browser->createobject(m_npp, npClass);
-}                                 
+}
 
 NPObject* PluginTest::NPN_RetainObject(NPObject* npObject)
 {
     return browser->retainobject(npObject);
 }
 
 void PluginTest::NPN_ReleaseObject(NPObject* npObject)
 {
     browser->releaseobject(npObject);
 }
@@ skipping 58 matching lines @@
 }
 
 void PluginTest::notifyDone()
 {
     executeScript("testRunner.notifyDone()");
 }
 
 void PluginTest::registerCreateTestFunction(const string& identifier, CreateTestFunction createTestFunction)
 {
     assert(!createTestFunctions().count(identifier));
- 
+
     createTestFunctions()[identifier] = createTestFunction;
 }
 
 std::map<std::string, PluginTest::CreateTestFunction>& PluginTest::createTestFunctions()
 {
     static std::map<std::string, CreateTestFunction> testFunctions;
-    
+
     return testFunctions;
 }