Forgot to add v8_binding to linux build.

webkit/build/V8Bindings/SConscript

 # Copyright (c) 2006-2008 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.
 
 Import('env')
 
 env = env.Clone()
 
 if env.Bit('windows'):
     env.Prepend(
@@ skipping 326 matching lines @@
     '$PORT_DIR/bindings/v8/RGBColor.cpp',
     '$WEBCORE_DIR/bindings/v8/ScheduledAction.cpp',
     '$WEBCORE_DIR/bindings/v8/ScriptCallFrame.cpp',
     '$WEBCORE_DIR/bindings/v8/ScriptCallStack.cpp',
     '$WEBCORE_DIR/bindings/v8/ScriptInstance.cpp',
     '$WEBCORE_DIR/bindings/v8/ScriptValue.cpp',
     '$WEBCORE_DIR/bindings/v8/V8AbstractEventListener.cpp',
     '$WEBCORE_DIR/bindings/v8/V8LazyEventListener.cpp',
     '$WEBCORE_DIR/bindings/v8/V8ObjectEventListener.cpp',
     '$WEBCORE_DIR/bindings/v8/V8WorkerContextEventListener.cpp',
+    '$PORT_DIR/bindings/v8/v8_binding.cpp',
     '$PORT_DIR/bindings/v8/v8_custom.cpp',
     '$PORT_DIR/bindings/v8/v8_helpers.cpp',
     '$PORT_DIR/bindings/v8/v8_index.cpp',
     '$PORT_DIR/bindings/v8/v8_nodefilter.cpp',
     '$PORT_DIR/bindings/v8/V8NPUtils.cpp',
     '$PORT_DIR/bindings/v8/V8NPObject.cpp',
     '$PORT_DIR/bindings/v8/v8_proxy.cpp',
     '$PORT_DIR/bindings/v8/V8CanvasPixelArrayCustom.cpp',
     '$PORT_DIR/bindings/v8/V8MessagePortCustom.cpp',
     '$PORT_DIR/bindings/v8/V8WorkerContextCustom.cpp',
@@ skipping 65 matching lines @@
 
 env.ChromeMSVSProject('$WEBKIT_DIR/build/V8Bindings/V8Bindings.vcproj',
                 dependencies = [
                     '$WEBKIT_DIR/build/JSConfig/V8Config.vcproj',
                     '$WEBKIT_DIR/build/V8Bindings/V8Bindings_prebuild.vcproj',
                 ],
                 guid='{625A8F11-2B4E-45B4-BD99-C6D629C606C0}')
 
 env.ChromeMSVSProject('$WEBKIT_DIR/build/V8Bindings/V8Bindings_prebuild.vcproj',
                 guid='{2F7EDFA2-EE27-4D83-8454-9EFBD5779203}')