Add a Mojo EDK for Chrome that uses one OS pipe per message pipe.

mojo/edk/system/awakable_list_unittest.cc

 // Copyright 2013 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.
 
 // NOTE(vtl): Some of these tests are inherently flaky (e.g., if run on a
 // heavily-loaded system). Sorry. |test::EpsilonDeadline()| may be increased to
 // increase tolerance and reduce observed flakiness (though doing so reduces the
 // meaningfulness of the test).
 
-#include "third_party/mojo/src/mojo/edk/system/awakable_list.h"
+#include "mojo/edk/system/awakable_list.h"
 
+#include "mojo/edk/system/handle_signals_state.h"
+#include "mojo/edk/system/test_utils.h"
+#include "mojo/edk/system/waiter.h"
+#include "mojo/edk/system/waiter_test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/mojo/src/mojo/edk/system/handle_signals_state.h"
-#include "third_party/mojo/src/mojo/edk/system/test_utils.h"
-#include "third_party/mojo/src/mojo/edk/system/waiter.h"
-#include "third_party/mojo/src/mojo/edk/system/waiter_test_utils.h"
 
 namespace mojo {
-namespace system {
+namespace edk {
 namespace {
 
 TEST(AwakableListTest, BasicCancel) {
   MojoResult result;
   uint32_t context;
 
   // Cancel immediately after thread start.
   {
     AwakableList awakable_list;
     test::SimpleWaiterThread thread(&result, &context);
@@ skipping 315 matching lines @@
   remove_first.AwakeForStateChange(hss);
   EXPECT_EQ(keep0.awake_count, 2);
   EXPECT_EQ(keep1.awake_count, 2);
   EXPECT_EQ(remove2.awake_count, 1);
 
   remove_first.Remove(&keep0);
   remove_first.Remove(&keep1);
 }
 
 }  // namespace
-}  // namespace system
+}  // namespace edk
 }  // namespace mojo