Use StringBuilder::appendLiteral() / StringBuilder::append(char) when possible

Source/core/inspector/InspectorApplicationCacheAgent.cpp

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google 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
@@ skipping 163 matching lines @@
     for (int i = 0; it != end; ++it, i++)
         resources->addItem(buildObjectForApplicationCacheResource(*it));
 
     return resources;
 }
 
 PassRefPtr<TypeBuilder::ApplicationCache::ApplicationCacheResource> InspectorApplicationCacheAgent::buildObjectForApplicationCacheResource(const ApplicationCacheHost::ResourceInfo& resourceInfo)
 {
     StringBuilder builder;
     if (resourceInfo.m_isMaster)
-        builder.append("Master ");
+        builder.appendLiteral("Master ");
 
     if (resourceInfo.m_isManifest)
-        builder.append("Manifest ");
+        builder.appendLiteral("Manifest ");
 
     if (resourceInfo.m_isFallback)
-        builder.append("Fallback ");
+        builder.appendLiteral("Fallback ");
 
     if (resourceInfo.m_isForeign)
-        builder.append("Foreign ");
+        builder.appendLiteral("Foreign ");
 
     if (resourceInfo.m_isExplicit)
-        builder.append("Explicit ");
+        builder.appendLiteral("Explicit ");
 
     RefPtr<TypeBuilder::ApplicationCache::ApplicationCacheResource> value = TypeBuilder::ApplicationCache::ApplicationCacheResource::create()
         .setUrl(resourceInfo.m_resource.string())
         .setSize(static_cast<int>(resourceInfo.m_size))
         .setType(builder.toString());
     return value;
 }
 
 void InspectorApplicationCacheAgent::trace(Visitor* visitor)
 {
     visitor->trace(m_pageAgent);
     InspectorBaseAgent::trace(visitor);
 }
 
 } // namespace blink