Adjust SDCH problem code histogram....

net/base/filter_unittest.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/base/filter.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class FilterTest : public testing::Test {
 };
 
@@ skipping 105 matching lines @@
 TEST(FilterTest, MissingSdchEncoding) {
   // Handle interesting case where entire SDCH encoding assertion "got lost."
   const bool is_sdch_response = true;
   const std::string kTextHtmlMime("text/html");
   std::vector<Filter::FilterType> encoding_types;
 
   // Loss of encoding, but it was an SDCH response with html type.
   encoding_types.clear();
   Filter::FixupEncodingTypes(is_sdch_response, kTextHtmlMime, &encoding_types);
   EXPECT_EQ(2U, encoding_types.size());
-  EXPECT_EQ(Filter::FILTER_TYPE_SDCH, encoding_types[0]);
+  EXPECT_EQ(Filter::FILTER_TYPE_SDCH_POSSIBLE, encoding_types[0]);
   EXPECT_EQ(Filter::FILTER_TYPE_GZIP_HELPING_SDCH, encoding_types[1]);
 
   // No encoding, but it was an SDCH response with non-html type.
   encoding_types.clear();
   Filter::FixupEncodingTypes(is_sdch_response, "other/mime", &encoding_types);
   EXPECT_TRUE(encoding_types.empty());
 }