Fixing up further GCC warnings/errors.

Author: stgates

Release/include/cpprest/streams.h

@@ -879,7 +879,11 @@ namespace Concurrency { namespace streams
                     if (ch == concurrency::streams::char_traits<CharType>::eof()) return pplx::task_from_result(false);
                     if (ch == '\n')
                     {
-                        return buffer.bumpc().then([](typename concurrency::streams::char_traits<CharType>::int_type) { return false; });
+						return buffer.bumpc().then([](
+#ifndef _MS_WINDOWS // Required by GCC
+							typename
+#endif
+							concurrency::streams::char_traits<CharType>::int_type) { return false; });
                     }
 
                     return pplx::task_from_result(false);

Release/tests/functional/http/client/response_stream_tests.cpp

@@ -258,6 +258,10 @@ class basic_throws_buffer : public streams::details::streambuf_state_manager<Cha
 public:
     basic_throws_buffer() : streams::details::streambuf_state_manager<CharType>(std::ios_base::out) {}
 
+	typedef typename streams::details::basic_streambuf<CharType>::int_type int_type;
+    typedef typename streams::details::basic_streambuf<CharType>::pos_type pos_type;
+    typedef typename streams::details::basic_streambuf<CharType>::off_type off_type;
+
     bool can_seek() const override { return true; }
     bool has_size() const override { return false; }
     size_t buffer_size(std::ios_base::openmode) const override { return 0; }
@@ -294,7 +298,7 @@ template<typename CharType>
 class close_throws_buffer : public streams::streambuf<CharType>
 {
 public:
-    close_throws_buffer() : streambuf<CharType>(std::shared_ptr<basic_throws_buffer<CharType>>(new basic_throws_buffer<CharType>())) {}
+    close_throws_buffer() : streams::streambuf<CharType>(std::shared_ptr<basic_throws_buffer<CharType>>(new basic_throws_buffer<CharType>())) {}
 };
 
 // Tests if an exception occurs and close throws an exception that the close