diff --git a/.gn b/.gn
index 2070fa86d3..547ca848db 100644
--- a/.gn
+++ b/.gn
@@ -51,3 +51,14 @@ check_targets = [
 # to force additional review for new uses of exec_script, which is strongly
 # discouraged except for gypi_to_gn calls.
 exec_script_whitelist = build_dotfile_settings.exec_script_whitelist
+
+default_args = {
+  # Webrtc does not support component builds because we are not using the
+  # template "component" but we rely directly on "rtc_static_library" and
+  # "rtc_shared_library". This means that we cannot use the chromium default
+  # value for this argument.
+  # This also means that the user can override this value using --args or
+  # the args.gn file but this setting will be ignored because we don't support
+  # component builds.
+  is_component_build = false
+}
diff --git a/tools-webrtc/mb/mb_config.pyl b/tools-webrtc/mb/mb_config.pyl
index c31ba195d0..e0aa0eacfa 100644
--- a/tools-webrtc/mb/mb_config.pyl
+++ b/tools-webrtc/mb/mb_config.pyl
@@ -213,10 +213,10 @@
       'gn', 'openh264_release_bot', 'x64'
     ],
     'perf_release_bot_x86': [
-      'gn', 'openh264', 'release', 'static', 'goma', 'x86'
+      'gn', 'openh264', 'release', 'goma', 'x86'
     ],
     'perf_release_bot_x64': [
-      'gn', 'openh264', 'release', 'static', 'goma', 'x64'
+      'gn', 'openh264', 'release', 'goma', 'x64'
     ],
     'libfuzzer_asan_release_bot_x64': [
       'libfuzzer', 'asan', 'optimize_for_fuzzing', 'openh264_release_bot', 'x64'
@@ -286,13 +286,13 @@
       'android', 'gn', 'debug_static_bot', 'x64'
     ],
     'android_asan_shared_release_bot_arm': [
-      'android', 'gn', 'asan', 'clang', 'shared', 'release_bot', 'arm'
+      'android', 'gn', 'asan', 'clang', 'release_bot', 'arm'
     ],
     'perf_android_release_bot_arm': [
-      'android', 'gn', 'release', 'static', 'goma', 'arm'
+      'android', 'gn', 'release', 'goma', 'arm'
     ],
     'perf_android_release_bot_arm64': [
-      'android', 'gn', 'release', 'static', 'goma', 'arm64'
+      'android', 'gn', 'release', 'goma', 'arm64'
     ],
 
     # This is used for tracking purposes; any bot that uses this config
@@ -334,11 +334,11 @@
     },
 
     'debug_bot': {
-      'mixins': ['debug', 'shared', 'goma'],
+      'mixins': ['debug', 'goma'],
     },
 
     'debug_static_bot': {
-      'mixins': ['debug', 'static', 'minimal_symbols', 'goma'],
+      'mixins': ['debug', 'minimal_symbols', 'goma'],
     },
 
     # This mixin is used to force configs that use it to fail. It
@@ -413,15 +413,7 @@
     },
 
     'release_bot': {
-      'mixins': ['release', 'static', 'dcheck_always_on', 'goma'],
-    },
-
-    'shared': {
-      'gn_args': 'is_component_build=true',
-    },
-
-    'static': {
-      'gn_args': 'is_component_build=false',
+      'mixins': ['release', 'dcheck_always_on', 'goma'],
     },
 
     'syzyasan': {
diff --git a/webrtc/webrtc.gni b/webrtc/webrtc.gni
index 96975fae9a..48fc1541f2 100644
--- a/webrtc/webrtc.gni
+++ b/webrtc/webrtc.gni
@@ -13,6 +13,21 @@ import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/ui.gni")
 import("//build_overrides/build.gni")
 import("//testing/test.gni")
+
+if (is_component_build) {
+  print("The Gn argument `is_component_build` is currently " +
+        "ignored for WebRTC builds.")
+  print("Component builds are supported by Chromium and the argument " +
+        "`is_component_build` makes it possible to create shared libraries " +
+        "instead of static libraries.")
+  print("If an app depends on WebRTC it makes sense to just depend on the " +
+        "WebRTC static library, so there is no difference between " +
+        "`is_component_build=true` and `is_component_build=false`.")
+  print(
+      "More info about component builds at: " + "https://chromium.googlesource.com/chromium/src/+/master/docs/component_build.md")
+  assert(!is_component_build, "Component builds are not supported in WebRTC.")
+}
+
 if (is_ios) {
   import("//build/config/ios/rules.gni")
 }