Move ownership of the TextResourceDecoder to DecodedDataDocumentParser

Source/core/dom/DecodedDataDocumentParser.cpp

Index: Source/core/dom/DecodedDataDocumentParser.cpp
diff --git a/Source/core/dom/DecodedDataDocumentParser.cpp b/Source/core/dom/DecodedDataDocumentParser.cpp
index c7345802679b21dac20c0f7e65112e52d94d6bf5..fd49f4f3fbb254240ae011ff497a4433462e4087 100644
--- a/Source/core/dom/DecodedDataDocumentParser.cpp
+++ b/Source/core/dom/DecodedDataDocumentParser.cpp
@@ -36,6 +36,15 @@ DecodedDataDocumentParser::DecodedDataDocumentParser(Document* document)
 {
 }
 
+DecodedDataDocumentParser::~DecodedDataDocumentParser()
+{
+}
+
+void DecodedDataDocumentParser::setDecoder(PassRefPtr<TextResourceDecoder> decoder)
+{
+    m_decoder = decoder;
+}
+
 size_t DecodedDataDocumentParser::appendBytes(const char* data, size_t length)
 {
     if (!length)
@@ -47,8 +56,8 @@ size_t DecodedDataDocumentParser::appendBytes(const char* data, size_t length)
     if (isDetached())
         return 0;
 
-    String decoded = document()->decoder()->decode(data, length);
-    document()->setEncoding(document()->decoder()->encoding());
+    String decoded = m_decoder->decode(data, length);
+    updateDocumentEncoding();
 
     if (decoded.isEmpty())
         return 0;
@@ -69,11 +78,11 @@ size_t DecodedDataDocumentParser::flush()
 
     // null decoder indicates there is no data received.
     // We have nothing to do in that case.
-    TextResourceDecoder* decoder = document()->decoder();
-    if (!decoder)
+    if (!m_decoder)
         return 0;
-    String remainingData = decoder->flush();
-    document()->setEncoding(document()->decoder()->encoding());
+    String remainingData = m_decoder->flush();
+    updateDocumentEncoding();
+
     if (remainingData.isEmpty())
         return 0;
 
@@ -83,4 +92,13 @@ size_t DecodedDataDocumentParser::flush()
     return consumedChars;
 }
 
+void DecodedDataDocumentParser::updateDocumentEncoding()
+{
+    Document::DocumentEncodingData encodingData;
+    encodingData.encoding = m_decoder->encoding();
+    encodingData.wasDetectedHeuristically = m_decoder->encodingWasDetectedHeuristically();
+    encodingData.sawDecodingError = m_decoder->sawError();
+    document()->setEncodingData(encodingData);
+}
+
 };