Merge 159848 "Process decoded bytes when in stopped (but not det..."

Source/core/dom/DecodedDataDocumentParser.cpp

Index: Source/core/dom/DecodedDataDocumentParser.cpp
===================================================================
--- Source/core/dom/DecodedDataDocumentParser.cpp	(revision 160097)
+++ Source/core/dom/DecodedDataDocumentParser.cpp	(working copy)
@@ -41,7 +41,10 @@
     if (!length)
         return 0;
 
-    if (isStopped())
+    // This should be checking isStopped(), but XMLDocumentParser prematurely
+    // stops parsing when handling an XSLT processing instruction and still
+    // needs to receive decoded bytes.
+    if (isDetached())
         return 0;
 
     String decoded = document()->decoder()->decode(data, length);
@@ -58,7 +61,10 @@
 
 size_t DecodedDataDocumentParser::flush()
 {
-    if (isStopped())
+    // This should be checking isStopped(), but XMLDocumentParser prematurely
+    // stops parsing when handling an XSLT processing instruction and still
+    // needs to receive decoded bytes.
+    if (isDetached())
         return 0;
 
     // null decoder indicates there is no data received.