Adds monitor ICC profile support for win and mac

ui/gfx/color_profile_win.cc

+// Copyright (c) 2012 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 "ui/gfx/color_profile.h"
+
+#include <stdio.h>
+#include <windows.h>
+
+#include "base/sys_byteorder.h"
+
+// Max profile size is 4M.
+#define MAX_PROFILE_LENGTH (4 * 1000 * 1000)
+
+namespace {
+
+size_t ReadLengthFromFile(FILE *file) {
+  uint32 length;
+
+  if (fread(&length, 1, sizeof(length), file) != sizeof(length))
+    return 0;
+
+  return base::NetToHost32(length);
+}
+
+}  // namespace
+
+namespace gfx {
+
+void ColorProfile::ReadProfile(gfx::NativeViewId parent_hwnd,
+                               std::vector<char>* profile) {
+
+  HDC screen_dc = GetDC(NULL);
+  DWORD path_len = MAX_PATH;
+  WCHAR path[MAX_PATH];
+
+  BOOL res = GetICMProfile(screen_dc, &path_len, reinterpret_cast<LPWSTR>(&path));

[Evan Stade, 2012/06/12 00:48:24]

80

[tpayne, 2012/06/19 17:51:15]

Done.

+  ReleaseDC(NULL, screen_dc);
+  if (!res)
+    return;
+  FILE* file = _wfopen(path, L"rb");
+  if (!file)
+    return;
+  size_t length = ReadLengthFromFile(file);
+  if (length == 0 || length > MAX_PROFILE_LENGTH) {
+    fclose(file);
+    return;
+  }
+  char* buffer = reinterpret_cast<char*>(malloc(length));
+  if (!buffer) {
+    fclose(file);
+    return;
+  }
+
+  if (fread(buffer, 1, length, file) == length) {
+    profile->assign(buffer, buffer + length);
+  }

[Evan Stade, 2012/06/12 00:48:24]

no curlies

[tpayne, 2012/06/19 17:51:15]

Done.

+  free(buffer);
+  fclose(file);
+}
+
+}  // namespace gfx
+