diff --git a/brightray/brightray.gyp b/brightray/brightray.gyp
index 7a120831af..074c5d4573 100644
--- a/brightray/brightray.gyp
+++ b/brightray/brightray.gyp
@@ -87,6 +87,13 @@
                   '<(libchromiumcontent_dir)/libdevtools_discovery.a',
                   '<(libchromiumcontent_dir)/libdevtools_http_handler.a',
                   '<(libchromiumcontent_dir)/libhttp_server.a',
+                  '<(libchromiumcontent_dir)/libdesktop_capture.a',
+                  '<(libchromiumcontent_dir)/libdesktop_capture_differ_sse2.a',
+                  '<(libchromiumcontent_dir)/libsystem_wrappers.a',
+                  '<(libchromiumcontent_dir)/librtc_base.a',
+                  '<(libchromiumcontent_dir)/librtc_base_approved.a',
+                  '<(libchromiumcontent_dir)/libwebrtc_common.a',
+                  '<(libchromiumcontent_dir)/libyuv.a',
                 ],
               },
             }, {
@@ -112,6 +119,7 @@
           'link_settings': {
             'libraries': [
               '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
+              '$(SDKROOT)/System/Library/Frameworks/OpenGL.framework',
             ],
           },
           'conditions':  [
@@ -122,6 +130,12 @@
                   '<(libchromiumcontent_dir)/libdevtools_discovery.a',
                   '<(libchromiumcontent_dir)/libdevtools_http_handler.a',
                   '<(libchromiumcontent_dir)/libhttp_server.a',
+                  '<(libchromiumcontent_dir)/libdesktop_capture.a',
+                  '<(libchromiumcontent_dir)/librtc_base.a',
+                  '<(libchromiumcontent_dir)/librtc_base_approved.a',
+                  '<(libchromiumcontent_dir)/libsystem_wrappers.a',
+                  '<(libchromiumcontent_dir)/libwebrtc_common.a',
+                  '<(libchromiumcontent_dir)/libyuv.a',
                 ],
               },
             }, {
@@ -174,6 +188,13 @@
                   '<(libchromiumcontent_dir)/devtools_discovery.lib',
                   '<(libchromiumcontent_dir)/devtools_http_handler.lib',
                   '<(libchromiumcontent_dir)/http_server.lib',
+                  '<(libchromiumcontent_dir)/desktop_capture.lib',
+                  '<(libchromiumcontent_dir)/desktop_capture_differ_sse2.lib',
+                  '<(libchromiumcontent_dir)/rtc_base.lib',
+                  '<(libchromiumcontent_dir)/rtc_base_approved.lib',
+                  '<(libchromiumcontent_dir)/system_wrappers.lib',
+                  '<(libchromiumcontent_dir)/webrtc_common.lib',
+                  '<(libchromiumcontent_dir)/libyuv.lib',
                 ],
               },
             }, {
diff --git a/brightray/brightray.gypi b/brightray/brightray.gypi
index a71009c833..f9ea898085 100644
--- a/brightray/brightray.gypi
+++ b/brightray/brightray.gypi
@@ -162,6 +162,13 @@
               '-fno-rtti',
             ],
           }],  # OS=="linux"
+          ['OS=="mac"', {
+            'defines': [
+              # The usage of "webrtc/modules/desktop_capture/desktop_capture_options.h"
+              # is required to see this macro.
+              'WEBRTC_MAC',
+             ],
+          }],  # OS=="mac"
           ['OS=="win"', {
             'include_dirs': [
               '<(libchromiumcontent_src_dir)/third_party/wtl/include',
@@ -178,6 +185,9 @@
               'WIN32_LEAN_AND_MEAN',
               '_ATL_NO_OPENGL',
               '_SECURE_ATL',
+              # The usage of "webrtc/modules/desktop_capture/desktop_capture_options.h"
+              # is required to see this macro.
+              'WEBRTC_WIN',
             ],
             'conditions': [
               ['target_arch=="x64"', {