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

mojo/edk/test/multiprocess_test_helper_unittest.cc

Index: mojo/edk/test/multiprocess_test_helper_unittest.cc
diff --git a/third_party/mojo/src/mojo/edk/test/multiprocess_test_helper_unittest.cc b/mojo/edk/test/multiprocess_test_helper_unittest.cc
similarity index 94%
copy from third_party/mojo/src/mojo/edk/test/multiprocess_test_helper_unittest.cc
copy to mojo/edk/test/multiprocess_test_helper_unittest.cc
index 4fe170c360979e5d35f1c3fc9c0f3ad2bef51d14..b3ae11d84020b6c3faee7d63c74b05393bf76ac9 100644
--- a/third_party/mojo/src/mojo/edk/test/multiprocess_test_helper_unittest.cc
+++ b/mojo/edk/test/multiprocess_test_helper_unittest.cc
@@ -15,10 +15,11 @@
 #endif
 
 namespace mojo {
+namespace edk {
 namespace test {
 namespace {
 
-bool IsNonBlocking(const embedder::PlatformHandle& handle) {
+bool IsNonBlocking(const PlatformHandle& handle) {
 #if defined(OS_WIN)
   // Haven't figured out a way to query whether a HANDLE was created with
   // FILE_FLAG_OVERLAPPED.
@@ -28,13 +29,13 @@ bool IsNonBlocking(const embedder::PlatformHandle& handle) {
 #endif
 }
 
-bool WriteByte(const embedder::PlatformHandle& handle, char c) {
+bool WriteByte(const PlatformHandle& handle, char c) {
   size_t bytes_written = 0;
   BlockingWrite(handle, &c, 1, &bytes_written);
   return bytes_written == 1;
 }
 
-bool ReadByte(const embedder::PlatformHandle& handle, char* c) {
+bool ReadByte(const PlatformHandle& handle, char* c) {
   size_t bytes_read = 0;
   BlockingRead(handle, c, 1, &bytes_read);
   return bytes_read == 1;
@@ -86,7 +87,7 @@ TEST_F(MultiprocessTestHelperTest, MAYBE_PassedChannel) {
   helper.StartChild("PassedChannel");
 
   // Take ownership of the handle.
-  embedder::ScopedPlatformHandle handle = helper.server_platform_handle.Pass();
+  ScopedPlatformHandle handle = helper.server_platform_handle.Pass();
 
   // The handle should be non-blocking.
   EXPECT_TRUE(IsNonBlocking(handle.get()));
@@ -108,7 +109,7 @@ MOJO_MULTIPROCESS_TEST_CHILD_MAIN(PassedChannel) {
   CHECK(MultiprocessTestHelper::client_platform_handle.is_valid());
 
   // Take ownership of the handle.
-  embedder::ScopedPlatformHandle handle =
+  ScopedPlatformHandle handle =
       MultiprocessTestHelper::client_platform_handle.Pass();
 
   // The handle should be non-blocking.
@@ -191,4 +192,5 @@ MOJO_MULTIPROCESS_TEST_CHILD_TEST(ChildTestFailsExpect) {
 
 }  // namespace
 }  // namespace test
+}  // namespace edk
 }  // namespace mojo