Rename IFX_Stream to IFGAS_Stream.

core/fpdfapi/parser/cpdf_parser_unittest.cpp

Index: core/fpdfapi/parser/cpdf_parser_unittest.cpp
diff --git a/core/fpdfapi/parser/cpdf_parser_unittest.cpp b/core/fpdfapi/parser/cpdf_parser_unittest.cpp
index 0a70103d3a2b417863904ef954efda39f6d519dd..61496a156212f7b5c2ab3c35cf1300f4acdad349 100644
--- a/core/fpdfapi/parser/cpdf_parser_unittest.cpp
+++ b/core/fpdfapi/parser/cpdf_parser_unittest.cpp
@@ -18,10 +18,10 @@ class CFX_TestBufferRead : public IFX_SeekableReadStream {
   CFX_TestBufferRead(const unsigned char* buffer_in, size_t buf_size)
       : buffer_(buffer_in), total_size_(buf_size) {}
 
-  // IFX_Stream
+  // IFX_ReadStream:
   void Release() override { delete this; }
 
-  // IFX_SeekableReadStream
+  // IFX_SeekableReadStream:
   bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
     if (offset < 0 || offset + size > total_size_)
       return false;