Squashed 'third_party/rawrtc/rawrtc-data-channel/' content from commit 7b1b8d57c

Change-Id: I84850720e2b51961981d55f67238f4d282314fff
git-subtree-dir: third_party/rawrtc/rawrtc-data-channel
git-subtree-split: 7b1b8d57c6d07da18cc0de8bbca8cc5e8bd06eae
diff --git a/include/meson.build b/include/meson.build
new file mode 100644
index 0000000..15f8f29
--- /dev/null
+++ b/include/meson.build
@@ -0,0 +1,3 @@
+# Install headers
+install_headers(files('rawrtcdc.h'))
+subdir('rawrtcdc')