Add read-only access to POST data for webRequest's onBeforeRequest

chrome/browser/extensions/api/web_request/web_request_apitest.cc

Index: chrome/browser/extensions/api/web_request/web_request_apitest.cc
diff --git a/chrome/browser/extensions/api/web_request/web_request_apitest.cc b/chrome/browser/extensions/api/web_request/web_request_apitest.cc
index 55220b91a4dc973426a240b4ebfc8ecab6f85be2..de63950aed2ac23abaaa7c40bd5d180e1652b582 100644
--- a/chrome/browser/extensions/api/web_request/web_request_apitest.cc
+++ b/chrome/browser/extensions/api/web_request/web_request_apitest.cc
@@ -225,3 +225,10 @@ IN_PROC_BROWSER_TEST_F(ExtensionWebRequestApiTest,
   RunPermissionTest("split", false, false, "redirected1", "");
 }
 
+IN_PROC_BROWSER_TEST_F(ExtensionWebRequestApiTest, PostData) {
+  // Request body access is only enabled on dev (and canary).
+  WebRequestSetChannelForTesting(chrome::VersionInfo::CHANNEL_DEV);
+  ASSERT_TRUE(RunExtensionSubtest("webrequest", "test_post.html")) <<
+      message_;
+  WebRequestResetChannelForTesting();
+}