Color: Clean up color profile handling for layout tests

components/test_runner/helper/layout_test_helper_mac.mm

Index: components/test_runner/helper/layout_test_helper_mac.mm
diff --git a/components/test_runner/helper/layout_test_helper_mac.mm b/components/test_runner/helper/layout_test_helper_mac.mm
deleted file mode 100644
index b787cdcab16760ffdaf690eb6e545cb3194fbdb6..0000000000000000000000000000000000000000
--- a/components/test_runner/helper/layout_test_helper_mac.mm
+++ /dev/null
@@ -1,264 +0,0 @@
-// 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.
-
-/*
- * Copyright (C) 2010 Google Inc. All rights reserved.
- * Copyright (C) 2012 Apple Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#import <AppKit/AppKit.h>
-#import <AvailabilityMacros.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-// This is a simple helper app that changes the color sync profile to the
-// generic profile and back when done.  This program is managed by the layout
-// test script, so it can do the job for multiple DumpRenderTree while they are
-// running layout tests.
-
-namespace {
-
-#if defined(MAC_OS_X_VERSION_10_7) && \
-    MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
-
-CFURLRef user_color_profile_url;
-
-void InstallLayoutTestColorProfile() {
-  // To make sure we get consistent colors (not dependent on the chosen color
-  // space of the main display), we force the generic RGB color profile.
-  // This causes a change the user can see.
-
-  CFUUIDRef main_display_id =
-      CGDisplayCreateUUIDFromDisplayID(CGMainDisplayID());
-
-  if (!user_color_profile_url) {
-    CFDictionaryRef device_info = ColorSyncDeviceCopyDeviceInfo(
-        kColorSyncDisplayDeviceClass, main_display_id);
-
-    if (!device_info) {
-      NSLog(@"No display attached to system; not setting main display's color "
-             "profile.");
-      CFRelease(main_display_id);
-      return;
-    }
-
-    CFDictionaryRef profile_info = (CFDictionaryRef)CFDictionaryGetValue(
-        device_info, kColorSyncCustomProfiles);
-    if (profile_info) {
-      user_color_profile_url =
-          (CFURLRef)CFDictionaryGetValue(profile_info, CFSTR("1"));
-      CFRetain(user_color_profile_url);
-    } else {
-      profile_info = (CFDictionaryRef)CFDictionaryGetValue(
-          device_info, kColorSyncFactoryProfiles);
-      CFDictionaryRef factory_profile =
-          (CFDictionaryRef)CFDictionaryGetValue(profile_info, CFSTR("1"));
-      user_color_profile_url = (CFURLRef)CFDictionaryGetValue(
-          factory_profile, kColorSyncDeviceProfileURL);
-      CFRetain(user_color_profile_url);
-    }
-
-    CFRelease(device_info);
-  }
-
-  ColorSyncProfileRef generic_rgb_profile =
-      ColorSyncProfileCreateWithName(kColorSyncGenericRGBProfile);
-  CFErrorRef error;
-  CFURLRef profile_url = ColorSyncProfileGetURL(generic_rgb_profile, &error);
-  if (!profile_url) {
-    NSLog(@"Failed to get URL of Generic RGB color profile! Many pixel tests "
-           "may fail as a result. Error: %@",
-          error);
-
-    if (user_color_profile_url) {
-      CFRelease(user_color_profile_url);
-      user_color_profile_url = 0;
-    }
-
-    CFRelease(generic_rgb_profile);
-    CFRelease(main_display_id);
-    return;
-  }
-
-  CFMutableDictionaryRef profile_info =
-      CFDictionaryCreateMutable(kCFAllocatorDefault,
-                                0,
-                                &kCFTypeDictionaryKeyCallBacks,
-                                &kCFTypeDictionaryValueCallBacks);
-  CFDictionarySetValue(
-      profile_info, kColorSyncDeviceDefaultProfileID, profile_url);
-
-  if (!ColorSyncDeviceSetCustomProfiles(
-           kColorSyncDisplayDeviceClass, main_display_id, profile_info)) {
-    NSLog(@"Failed to set color profile for main display! Many pixel tests may "
-           "fail as a result.");
-
-    if (user_color_profile_url) {
-      CFRelease(user_color_profile_url);
-      user_color_profile_url = 0;
-    }
-  }
-
-  CFRelease(profile_info);
-  CFRelease(generic_rgb_profile);
-  CFRelease(main_display_id);
-}
-
-void RestoreUserColorProfile() {
-  // This is used as a signal handler, and thus the calls into ColorSync are
-  // unsafe.
-  // But we might as well try to restore the user's color profile, we're going
-  // down anyway...
-
-  if (!user_color_profile_url)
-    return;
-
-  CFUUIDRef main_display_id =
-      CGDisplayCreateUUIDFromDisplayID(CGMainDisplayID());
-  CFMutableDictionaryRef profile_info =
-      CFDictionaryCreateMutable(kCFAllocatorDefault,
-                                0,
-                                &kCFTypeDictionaryKeyCallBacks,
-                                &kCFTypeDictionaryValueCallBacks);
-  CFDictionarySetValue(
-      profile_info, kColorSyncDeviceDefaultProfileID, user_color_profile_url);
-  ColorSyncDeviceSetCustomProfiles(
-      kColorSyncDisplayDeviceClass, main_display_id, profile_info);
-  CFRelease(main_display_id);
-  CFRelease(profile_info);
-}
-
-#else  // For Snow Leopard and before, use older CM* API.
-
-const char color_profile_path[] =
-    "/System/Library/ColorSync/Profiles/Generic RGB Profile.icc";
-
-// The locType field is initialized to 0 which is the same as cmNoProfileBase.
-CMProfileLocation initial_color_profile_location;
-
-void InstallLayoutTestColorProfile() {
-  // To make sure we get consistent colors (not dependent on the Main display),
-  // we force the generic rgb color profile.  This cases a change the user can
-  // see.
-  const CMDeviceScope scope = {kCFPreferencesCurrentUser,
-                               kCFPreferencesCurrentHost};
-
-  CMProfileRef profile = 0;
-  int error =
-      CMGetProfileByAVID((CMDisplayIDType)kCGDirectMainDisplay, &profile);
-  if (!error) {
-    UInt32 size = sizeof(initial_color_profile_location);
-    error =
-        NCMGetProfileLocation(profile, &initial_color_profile_location, &size);
-    CMCloseProfile(profile);
-  }
-  if (error) {
-    NSLog(@"failed to get the current color profile, pixmaps won't match. "
-           "Error: %d",
-          (int)error);
-    initial_color_profile_location.locType = cmNoProfileBase;
-    return;
-  }
-
-  CMProfileLocation location;
-  location.locType = cmPathBasedProfile;
-  strncpy(location.u.pathLoc.path,
-          color_profile_path,
-          sizeof(location.u.pathLoc.path));
-  error = CMSetDeviceProfile(cmDisplayDeviceClass,
-                             (CMDeviceID)kCGDirectMainDisplay,
-                             &scope,
-                             cmDefaultProfileID,
-                             &location);
-  if (error) {
-    NSLog(@"failed install the generic color profile, pixmaps won't match. "
-           "Error: %d",
-          (int)error);
-    initial_color_profile_location.locType = cmNoProfileBase;
-  }
-}
-
-void RestoreUserColorProfile() {
-  // This is used as a signal handler, and thus the calls into ColorSync are
-  // unsafe.
-  // But we might as well try to restore the user's color profile, we're going
-  // down anyway...
-  if (initial_color_profile_location.locType != cmNoProfileBase) {
-    const CMDeviceScope scope = {kCFPreferencesCurrentUser,
-                                 kCFPreferencesCurrentHost};
-    int error = CMSetDeviceProfile(cmDisplayDeviceClass,
-                                   (CMDeviceID)kCGDirectMainDisplay,
-                                   &scope,
-                                   cmDefaultProfileID,
-                                   &initial_color_profile_location);
-    if (error) {
-      NSLog(@"Failed to restore color profile, use System Preferences -> "
-             "Displays -> Color to reset. Error: %d",
-            (int)error);
-    }
-    initial_color_profile_location.locType = cmNoProfileBase;
-  }
-}
-
-#endif
-
-void SimpleSignalHandler(int sig) {
-  // Try to restore the color profile and try to go down cleanly.
-  RestoreUserColorProfile();
-  exit(128 + sig);
-}
-
-}  // namespace
-
-int main(int argc, char* argv[]) {
-  NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
-
-  // Hooks the ways we might get told to clean up...
-  signal(SIGINT, SimpleSignalHandler);
-  signal(SIGHUP, SimpleSignalHandler);
-  signal(SIGTERM, SimpleSignalHandler);
-
-  // Save off the current profile, and then install the layout test profile.
-  InstallLayoutTestColorProfile();
-
-  // Let the script know we're ready.
-  printf("ready\n");
-  fflush(stdout);
-
-  // Wait for any key (or signal).
-  getchar();
-
-  // Restore the profile.
-  RestoreUserColorProfile();
-
-  [pool release];
-  return 0;
-}