Remove ScriptState from NodeIterator, NodeFilter, NodeFilterCondition and TreeWalker

Source/bindings/v8/V8NodeFilterCondition.cpp

 /*
  * Copyright (C) 2008, 2009 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "bindings/v8/V8NodeFilterCondition.h"
 
 #include "V8Node.h"
 #include "bindings/v8/ScriptController.h"
-#include "bindings/v8/ScriptState.h"
 #include "bindings/v8/V8HiddenValue.h"
 #include "core/dom/Node.h"
 #include "core/dom/NodeFilter.h"
 #include "wtf/OwnPtr.h"
 
 namespace WebCore {
 
 V8NodeFilterCondition::V8NodeFilterCondition(v8::Handle<v8::Value> filter, v8::Handle<v8::Object> owner, v8::Isolate* isolate)
-    : m_filter(isolate, filter)
+    : m_scriptState(NewScriptState::current(isolate))
+    , m_filter(isolate, filter)
 {
     V8HiddenValue::setHiddenValue(isolate, owner, V8HiddenValue::condition(isolate), filter);
     m_filter.setWeak(this, &setWeakCallback);
 }
 
 V8NodeFilterCondition::~V8NodeFilterCondition()
 {
 }
 
-short V8NodeFilterCondition::acceptNode(ScriptState* state, Node* node) const
+short V8NodeFilterCondition::acceptNode(Node* node, ExceptionState& exceptionState) const
 {
-    v8::Isolate* isolate = state->isolate();
-    ASSERT(isolate->InContext());
+    v8::Isolate* isolate = m_scriptState->isolate();
+    ASSERT(!m_scriptState->context().IsEmpty());
     v8::HandleScope handleScope(isolate);
     v8::Handle<v8::Value> filter = m_filter.newLocal(isolate);
     ASSERT(!filter.IsEmpty());
     // FIXME: Remove the filter.IsEmpty() check because |filter| must not be empty.
     // See crbug.com/358858 for more details.
     if (filter.IsEmpty() || !filter->IsObject())
         return NodeFilter::FILTER_ACCEPT;
 
     v8::TryCatch exceptionCatcher;
 
     v8::Handle<v8::Function> callback;
     if (filter->IsFunction())
         callback = v8::Handle<v8::Function>::Cast(filter);
     else {
         v8::Local<v8::Value> value = filter->ToObject()->Get(v8AtomicString(isolate, "acceptNode"));
         if (value.IsEmpty() || !value->IsFunction()) {
-            throwTypeError("NodeFilter object does not have an acceptNode function", state->isolate());
+            throwTypeError("NodeFilter object does not have an acceptNode function", isolate);
             return NodeFilter::FILTER_REJECT;
         }
         callback = v8::Handle<v8::Function>::Cast(value);
     }
 
     OwnPtr<v8::Handle<v8::Value>[]> info = adoptArrayPtr(new v8::Handle<v8::Value>[1]);
-    info[0] = toV8(node, v8::Handle<v8::Object>(), state->isolate());
+    info[0] = toV8(node, v8::Handle<v8::Object>(), isolate);
 
-    v8::Handle<v8::Object> object = isolate->GetCurrentContext()->Global();
-    v8::Handle<v8::Value> result = ScriptController::callFunction(state->executionContext(), callback, object, 1, info.get(), isolate);
+    v8::Handle<v8::Object> object = m_scriptState->context()->Global();
+    v8::Handle<v8::Value> result = ScriptController::callFunction(m_scriptState->executionContext(), callback, object, 1, info.get(), isolate);
 
     if (exceptionCatcher.HasCaught()) {
-        state->setException(exceptionCatcher.Exception());
+        exceptionState.rethrowV8Exception(exceptionCatcher.Exception());
         return NodeFilter::FILTER_REJECT;
     }
 
     ASSERT(!result.IsEmpty());
 
     return result->Int32Value();
 }
 
 void V8NodeFilterCondition::setWeakCallback(const v8::WeakCallbackData<v8::Value, V8NodeFilterCondition>& data)
 {
     data.GetParameter()->m_filter.clear();
 }
 
 } // namespace WebCore