Various extension-related cleanup and simplifications.

test/cctest/print-extension.h

Index: test/cctest/print-extension.h
diff --git a/src/extensions/gc-extension.h b/test/cctest/print-extension.h
similarity index 81%
copy from src/extensions/gc-extension.h
copy to test/cctest/print-extension.h
index 8c25e7d84d5e286b763d22873ca1d7962d1a9cce..7fe9226f7b48da3021496f63389eb71bb2971396 100644
--- a/src/extensions/gc-extension.h
+++ b/test/cctest/print-extension.h
@@ -1,4 +1,4 @@
-// Copyright 2010 the V8 project authors. All rights reserved.
+// Copyright 2014 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -25,24 +25,23 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#ifndef V8_EXTENSIONS_GC_EXTENSION_H_
-#define V8_EXTENSIONS_GC_EXTENSION_H_
+#ifndef V8_TEST_CCTEST_PRINT_EXTENSION_H_
+#define V8_TEST_CCTEST_PRINT_EXTENSION_H_
 
 #include "v8.h"
 
 namespace v8 {
 namespace internal {
 
-class GCExtension : public v8::Extension {
+class PrintExtension : public v8::Extension {
  public:
-  explicit GCExtension(const char* source) : v8::Extension("v8/gc", source) {}
+  PrintExtension() : v8::Extension("v8/print", "native function print();") { }
   virtual v8::Handle<v8::FunctionTemplate> GetNativeFunctionTemplate(
       v8::Isolate* isolate,
       v8::Handle<v8::String> name);
-  static void GC(const v8::FunctionCallbackInfo<v8::Value>& args);
-  static void Register();
+  static void Print(const v8::FunctionCallbackInfo<v8::Value>& args);
 };
 
 } }  // namespace v8::internal
 
-#endif  // V8_EXTENSIONS_GC_EXTENSION_H_
+#endif