Make tab capture media stream requests verify that the request came from extension API

chrome/browser/extensions/api/tab_capture/tab_capture_apitest.cc

Index: chrome/browser/extensions/api/tab_capture/tab_capture_apitest.cc
diff --git a/chrome/browser/extensions/api/tab_capture/tab_capture_apitest.cc b/chrome/browser/extensions/api/tab_capture/tab_capture_apitest.cc
index d4e85ae99f4816978f8c9aff114a19d54f43424b..105b6ea4f3f8d1d764aee193efe943b83e195b1a 100644
--- a/chrome/browser/extensions/api/tab_capture/tab_capture_apitest.cc
+++ b/chrome/browser/extensions/api/tab_capture/tab_capture_apitest.cc
@@ -33,4 +33,16 @@ IN_PROC_BROWSER_TEST_F(TabCaptureApiTest, MAYBE_TabCapture) {
   ASSERT_TRUE(RunExtensionTest("tab_capture/experimental")) << message_;
 }
 
+IN_PROC_BROWSER_TEST_F(TabCaptureApiTest, TabCapturePermissionsTestFlagOn) {
+  extensions::FeatureSwitch::ScopedOverride tab_capture(
+      extensions::FeatureSwitch::tab_capture(), true);
+  ASSERT_TRUE(RunExtensionTest("tab_capture/permissions")) << message_;
+}
+
+IN_PROC_BROWSER_TEST_F(TabCaptureApiTest, TabCapturePermissionsTestFlagOff) {
+  extensions::FeatureSwitch::ScopedOverride tab_capture(
+      extensions::FeatureSwitch::tab_capture(), false);
+  ASSERT_TRUE(RunExtensionTest("tab_capture/permissions")) << message_;
+}
+
 }  // namespace chrome