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

mojo/edk/test/test_utils_win.cc

 // Copyright 2014 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 "mojo/edk/test/test_utils.h"
 
 #include <windows.h>
 #include <fcntl.h>
 #include <io.h>
 #include <string.h>
 
 namespace mojo {
+namespace edk {
 namespace test {
 
-bool BlockingWrite(const embedder::PlatformHandle& handle,
+bool BlockingWrite(const PlatformHandle& handle,
                    const void* buffer,
                    size_t bytes_to_write,
                    size_t* bytes_written) {
   OVERLAPPED overlapped = {0};
   DWORD bytes_written_dword = 0;
 
   if (!WriteFile(handle.handle, buffer, static_cast<DWORD>(bytes_to_write),
                  &bytes_written_dword, &overlapped)) {
     if (GetLastError() != ERROR_IO_PENDING ||
         !GetOverlappedResult(handle.handle, &overlapped, &bytes_written_dword,
                              TRUE)) {
       return false;
     }
   }
 
   *bytes_written = bytes_written_dword;
   return true;
 }
 
-bool BlockingRead(const embedder::PlatformHandle& handle,
+bool BlockingRead(const PlatformHandle& handle,
                   void* buffer,
                   size_t buffer_size,
                   size_t* bytes_read) {
   OVERLAPPED overlapped = {0};
   DWORD bytes_read_dword = 0;
 
   if (!ReadFile(handle.handle, buffer, static_cast<DWORD>(buffer_size),
                 &bytes_read_dword, &overlapped)) {
     if (GetLastError() != ERROR_IO_PENDING ||
         !GetOverlappedResult(handle.handle, &overlapped, &bytes_read_dword,
                              TRUE)) {
       return false;
     }
   }
 
   *bytes_read = bytes_read_dword;
   return true;
 }
 
-bool NonBlockingRead(const embedder::PlatformHandle& handle,
+bool NonBlockingRead(const PlatformHandle& handle,
                      void* buffer,
                      size_t buffer_size,
                      size_t* bytes_read) {
   OVERLAPPED overlapped = {0};
   DWORD bytes_read_dword = 0;
 
   if (!ReadFile(handle.handle, buffer, static_cast<DWORD>(buffer_size),
                 &bytes_read_dword, &overlapped)) {
     if (GetLastError() != ERROR_IO_PENDING)
       return false;
 
     CancelIo(handle.handle);
 
     if (!GetOverlappedResult(handle.handle, &overlapped, &bytes_read_dword,
                              TRUE)) {
       *bytes_read = 0;
       return true;
     }
   }
 
   *bytes_read = bytes_read_dword;
   return true;
 }
 
-embedder::ScopedPlatformHandle PlatformHandleFromFILE(base::ScopedFILE fp) {
+ScopedPlatformHandle PlatformHandleFromFILE(base::ScopedFILE fp) {
   CHECK(fp);
 
   HANDLE rv = INVALID_HANDLE_VALUE;
   PCHECK(DuplicateHandle(
       GetCurrentProcess(),
       reinterpret_cast<HANDLE>(_get_osfhandle(_fileno(fp.get()))),
       GetCurrentProcess(), &rv, 0, TRUE, DUPLICATE_SAME_ACCESS))
       << "DuplicateHandle";
-  return embedder::ScopedPlatformHandle(embedder::PlatformHandle(rv));
+  return ScopedPlatformHandle(PlatformHandle(rv));
 }
 
-base::ScopedFILE FILEFromPlatformHandle(embedder::ScopedPlatformHandle h,
+base::ScopedFILE FILEFromPlatformHandle(ScopedPlatformHandle h,
                                         const char* mode) {
   CHECK(h.is_valid());
   // Microsoft's documentation for |_open_osfhandle()| only discusses these
   // flags (and |_O_WTEXT|). Hmmm.
   int flags = 0;
   if (strchr(mode, 'a'))
     flags |= _O_APPEND;
   if (strchr(mode, 'r'))
     flags |= _O_RDONLY;
   if (strchr(mode, 't'))
     flags |= _O_TEXT;
   base::ScopedFILE rv(_fdopen(
       _open_osfhandle(reinterpret_cast<intptr_t>(h.release().handle), flags),
       mode));
   PCHECK(rv) << "_fdopen";
   return rv.Pass();
 }
 
 }  // namespace test
+}  // namespace edk
 }  // namespace mojo