Migrate V8SQLResultSetRowListCustom to ExceptionState.

Source/bindings/v8/custom/V8SQLResultSetRowListCustom.cpp

 /*
  * Copyright (C) 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * 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 "V8SQLResultSetRowList.h"
 
+#include "bindings/v8/ExceptionMessages.h"
+#include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/V8Binding.h"
+#include "core/dom/ExceptionCode.h"
 #include "modules/webdatabase/SQLResultSetRowList.h"
 
 namespace WebCore {
 
 void V8SQLResultSetRowList::itemMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "item", "SQLResultSetRowList", info.Holder(), info.GetIsolate());
     if (!info.Length()) {
-        throwError(v8SyntaxError, "Item index is required.", info.GetIsolate());
+        exceptionState.throwDOMException(SyntaxError, ExceptionMessages::notEnoughArguments(1, 0));
+        exceptionState.throwIfNeeded();
         return;
     }
 
     if (!info[0]->IsNumber()) {
-        throwTypeError("Item index must be a number.", info.GetIsolate());
+        exceptionState.throwTypeError("The index provided is not a number.");
+        exceptionState.throwIfNeeded();
         return;
     }
 
     SQLResultSetRowList* rowList = V8SQLResultSetRowList::toNative(info.Holder());
 
     unsigned long index = info[0]->IntegerValue();
     if (index >= rowList->length()) {
-        throwError(v8RangeError, "Item index is out of range.", info.GetIsolate());
+        exceptionState.throwDOMException(IndexSizeError, ExceptionMessages::indexExceedsMaximumBound<unsigned>("index", index, rowList->length()));
+        exceptionState.throwIfNeeded();
         return;
     }
 
     v8::Local<v8::Object> item = v8::Object::New(info.GetIsolate());
     unsigned numColumns = rowList->columnNames().size();
     unsigned valuesIndex = index * numColumns;
 
     for (unsigned i = 0; i < numColumns; ++i) {
         const SQLValue& sqlValue = rowList->values()[valuesIndex + i];
         v8::Handle<v8::Value> value;
@@ skipping 11 matching lines @@
                 ASSERT_NOT_REACHED();
         }
 
         item->Set(v8String(info.GetIsolate(), rowList->columnNames()[i]), value, static_cast<v8::PropertyAttribute>(v8::DontDelete | v8::ReadOnly));
     }
 
     v8SetReturnValue(info, item);
 }
 
 } // namespace WebCore