Remove gc extension from webkit/support

Nothing depends on this, although some webkit_unit_tests still depend on
--expose-gc.

Review URL: https://chromiumcodereview.appspot.com/22723005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@217054 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 0 insertions, 57 deletions

diff --git a/webkit/support/gc_extension.cc b/webkit/support/gc_extension.cc
deleted file mode 100644
index bc57ad5..0000000
--- a/webkit/support/gc_extension.cc
+++ /dev/null
@@ -1,29 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "webkit/support/gc_extension.h"
-
-#include "v8/include/v8.h"
-
-const char kGCExtensionName[] = "v8/GCController";
-
-namespace extensions_v8 {
-
-// static
-v8::Extension* GCExtension::Get() {
-  v8::Extension* extension = new v8::Extension(
-      kGCExtensionName,
-      "(function () {"
-      "   var v8_gc;"
-      "   if (gc) v8_gc = gc;"
-      "   GCController = new Object();"
-      "   GCController.collect ="
-      "     function() {if (v8_gc) v8_gc(); };"
-      "   GCController.minorCollect ="
-      "     function() {if (v8_gc) v8_gc(true); };"
-      " })();");
-  return extension;
-}
-
-}  // namespace extensions_v8
diff --git a/webkit/support/gc_extension.h b/webkit/support/gc_extension.h
deleted file mode 100644
index 85aaa19..0000000
--- a/webkit/support/gc_extension.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef WEBKIT_SUPPORT_GC_EXTENSION_H_
-#define WEBKIT_SUPPORT_GC_EXTENSION_H_
-
-namespace v8 {
-class Extension;
-}
-
-namespace extensions_v8 {
-
-// GCExtension is a v8 extension to expose a method into JS for triggering
-// garbage collection. This should only be used for debugging.
-class GCExtension {
- public:
-  static v8::Extension* Get();
-};
-
-}  // namespace extensions_v8
-
-#endif  // WEBKIT_SUPPORT_GC_EXTENSION_H_
diff --git a/webkit/support/test_webkit_platform_support.cc b/webkit/support/test_webkit_platform_support.cc
index e9b50b4..276a10e 100644
--- a/webkit/support/test_webkit_platform_support.cc
+++ b/webkit/support/test_webkit_platform_support.cc
@@ -32,7 +32,6 @@
 #include "webkit/glue/simple_webmimeregistry_impl.h"
 #include "webkit/glue/webkit_glue.h"
 #include "webkit/renderer/compositor_bindings/web_compositor_support_impl.h"
-#include "webkit/support/gc_extension.h"
 #include "webkit/support/mock_webclipboard_impl.h"
 #include "webkit/support/web_gesture_curve_mock.h"
 #include "webkit/support/web_layer_tree_view_impl_for_testing.h"
@@ -101,8 +100,6 @@ TestWebKitPlatformSupport::TestWebKitPlatformSupport() {
 
   // Test shell always exposes the GC.
   webkit_glue::SetJavaScriptFlags(" --expose-gc");
-  // Expose GCController to JavaScript.
-  WebScriptController::registerExtension(extensions_v8::GCExtension::Get());
 }
 
 TestWebKitPlatformSupport::~TestWebKitPlatformSupport() {
diff --git a/webkit/support/webkit_support.gypi b/webkit/support/webkit_support.gypi
index 25d9de1..bc7fae0b 100644
--- a/webkit/support/webkit_support.gypi
+++ b/webkit/support/webkit_support.gypi
@@ -47,8 +47,6 @@
       'sources': [
         'drt_application_mac.h',
         'drt_application_mac.mm',
-        'gc_extension.cc',
-        'gc_extension.h',
         'platform_support.h',
         'platform_support_android.cc',
         'platform_support_linux.cc',