media: Stop sending if-match headers for media fetch requests.

media/blink/resource_multibuffer_data_provider_unittest.cc

Index: media/blink/resource_multibuffer_data_provider_unittest.cc
diff --git a/media/blink/resource_multibuffer_data_provider_unittest.cc b/media/blink/resource_multibuffer_data_provider_unittest.cc
index 17f5aef2c5594497be4d93a5e5102c2bf8a9e579..63914a5312e0282bc69e660d00f408000df4bd1b 100644
--- a/media/blink/resource_multibuffer_data_provider_unittest.cc
+++ b/media/blink/resource_multibuffer_data_provider_unittest.cc
@@ -55,7 +55,9 @@ const int kHttpPartialContent = 206;
 enum NetworkState { NONE, LOADED, LOADING };
 
 // Predicate that tests that request disallows compressed data.
-static bool CorrectAcceptEncodingAndEtag(const blink::WebURLRequest& request) {
+// Disabled, see b/504194 and b/689989 for more information.
+static bool DIABLED_CorrectAcceptEncodingAndEtag(
+    const blink::WebURLRequest& request) {
   std::string etag =
       request.httpHeaderField(WebString::fromUTF8("If-Match")).utf8();
   EXPECT_EQ(etag, kEtag);