build: Don't blindly link to pthread

This otherwise breaks the build on Android and Windows. The flag is
required on some Linux builds, and is readded in a subsequent commit.

https://bugs.freedesktop.org/show_bug.cgi?id=96754

diff --git a/webrtc/modules/audio_processing/Makefile.am b/webrtc/modules/audio_processing/Makefile.am
index eb9bfc0..8e45e3d 100644 (file)
--- a/webrtc/modules/audio_processing/Makefile.am
+++ b/webrtc/modules/audio_processing/Makefile.am
@@ -173,8 +173,7 @@ libwebrtc_audio_processing_la_LIBADD = $(top_builddir)/webrtc/libwebrtc.la \
                                       $(top_builddir)/webrtc/common_audio/libcommon_audio.la \
                                       $(top_builddir)/webrtc/modules/audio_coding/libaudio_coding.la \
                                       $(LIBWEBRTC_PRIVATEARCH) \
-                                      $(GNUSTL_LIBS) \
-                                      -lpthread
+                                      $(GNUSTL_LIBS)
 libwebrtc_audio_processing_la_LDFLAGS = $(AM_LDFLAGS) \
                                        -Wl,--no-undefined \
                                        -version-info $(LIBWEBRTC_AUDIO_PROCESSING_VERSION_INFO)