Update to Chromium version 85.0.4183.0 (#782793)

- Windows: 10.0.19041 SDK is now required.
- macOS: 10.15.1 SDK (at least Xcode 11.2) is now required.
- Remove CefMediaSource::IsValid and CefMediaSink::IsValid which would
  always return true.

patch/patches/chrome_runtime.patch

@@ -1,5 +1,5 @@
 diff --git chrome/app/chrome_main_delegate.cc chrome/app/chrome_main_delegate.cc
-index d18dbaa7d058..650031520b25 100644
+index 945cee14368b..38c180a6e7e6 100644
 --- chrome/app/chrome_main_delegate.cc
 +++ chrome/app/chrome_main_delegate.cc
 @@ -25,6 +25,7 @@
@@ -10,7 +10,7 @@ index d18dbaa7d058..650031520b25 100644
  #include "chrome/browser/chrome_content_browser_client.h"
  #include "chrome/browser/chrome_resource_bundle_helper.h"
  #include "chrome/browser/defaults.h"
-@@ -391,6 +392,8 @@ struct MainFunction {
+@@ -392,6 +393,8 @@ struct MainFunction {
  
  // Initializes the user data dir. Must be called before InitializeLocalState().
  void InitializeUserDataDir(base::CommandLine* command_line) {
@@ -19,7 +19,7 @@ index d18dbaa7d058..650031520b25 100644
  #if defined(OS_WIN)
    // Reach out to chrome_elf for the truth on the user data directory.
    // Note that in tests, this links to chrome_elf_test_stubs.
-@@ -628,7 +631,9 @@ void ChromeMainDelegate::PostFieldTrialInitialization() {
+@@ -629,7 +632,9 @@ void ChromeMainDelegate::PostFieldTrialInitialization() {
    }
  
  #if defined(OS_WIN)
@@ -27,9 +27,9 @@ index d18dbaa7d058..650031520b25 100644
    SetUpExtendedCrashReporting(is_browser_process);
 +  }
    base::Time::ReadMinTimerIntervalLowResMs();
-   base::sequence_manager::PostFieldTrialInitialization();
- #endif
-@@ -904,6 +909,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
+   base::sequence_manager::internal::ThreadControllerPowerMonitor::
+       InitializeOnMainThread();
+@@ -906,6 +911,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
    std::string process_type =
        command_line.GetSwitchValueASCII(switches::kProcessType);
  
@@ -37,7 +37,7 @@ index d18dbaa7d058..650031520b25 100644
    crash_reporter::InitializeCrashKeys();
  
  #if defined(OS_POSIX)
-@@ -914,6 +920,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
+@@ -916,6 +922,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
    InitMacCrashReporter(command_line, process_type);
    SetUpInstallerPreferences(command_line);
  #endif
@@ -45,7 +45,7 @@ index d18dbaa7d058..650031520b25 100644
  
  #if defined(OS_WIN)
    child_process_logging::Init();
-@@ -1037,6 +1044,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
+@@ -1039,6 +1046,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
          locale;
    }
  
@@ -53,7 +53,7 @@ index d18dbaa7d058..650031520b25 100644
  #if defined(OS_POSIX) && !defined(OS_MACOSX)
    // Zygote needs to call InitCrashReporter() in RunZygote().
    if (process_type != service_manager::switches::kZygoteProcess) {
-@@ -1063,6 +1071,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
+@@ -1071,6 +1079,7 @@ void ChromeMainDelegate::PreSandboxStartup() {
    // After all the platform Breakpads have been initialized, store the command
    // line for crash reporting.
    crash_keys::SetCrashKeysFromCommandLine(command_line);
@@ -61,7 +61,7 @@ index d18dbaa7d058..650031520b25 100644
  
  #if BUILDFLAG(ENABLE_PDF)
    MaybeInitializeGDI();
-@@ -1162,6 +1171,7 @@ void ChromeMainDelegate::ZygoteForked() {
+@@ -1169,6 +1178,7 @@ void ChromeMainDelegate::ZygoteForked() {
      SetUpProfilingShutdownHandler();
    }
  
@@ -69,7 +69,7 @@ index d18dbaa7d058..650031520b25 100644
    // Needs to be called after we have chrome::DIR_USER_DATA.  BrowserMain sets
    // this up for the browser process in a different manner.
    const base::CommandLine* command_line =
-@@ -1178,6 +1188,7 @@ void ChromeMainDelegate::ZygoteForked() {
+@@ -1185,6 +1195,7 @@ void ChromeMainDelegate::ZygoteForked() {
  
    // Reset the command line for the newly spawned process.
    crash_keys::SetCrashKeysFromCommandLine(*command_line);
@@ -78,10 +78,10 @@ index d18dbaa7d058..650031520b25 100644
  
  #endif  // defined(OS_LINUX)
 diff --git chrome/browser/chrome_browser_main.cc chrome/browser/chrome_browser_main.cc
-index c06585b15b8f..763212a575ce 100644
+index 5117fe3b5ee3..e8f37fa7066f 100644
 --- chrome/browser/chrome_browser_main.cc
 +++ chrome/browser/chrome_browser_main.cc
-@@ -49,6 +49,7 @@
+@@ -48,6 +48,7 @@
  #include "build/branding_buildflags.h"
  #include "build/build_config.h"
  #include "cc/base/switches.h"
@@ -89,7 +89,7 @@ index c06585b15b8f..763212a575ce 100644
  #include "chrome/browser/about_flags.h"
  #include "chrome/browser/active_use_util.h"
  #include "chrome/browser/after_startup_task_utils.h"
-@@ -885,8 +886,10 @@ int ChromeBrowserMainParts::PreCreateThreadsImpl() {
+@@ -889,8 +890,10 @@ int ChromeBrowserMainParts::PreCreateThreadsImpl() {
  #if !defined(OS_ANDROID)
    // Create the RunLoop for MainMessageLoopRun() to use, and pass a copy of
    // its QuitClosure to the BrowserProcessImpl to call when it is time to exit.
@@ -101,7 +101,7 @@ index c06585b15b8f..763212a575ce 100644
  
    // These members must be initialized before returning from this function.
    // Android doesn't use StartupBrowserCreator.
-@@ -1580,11 +1583,13 @@ int ChromeBrowserMainParts::PreMainMessageLoopRunImpl() {
+@@ -1592,11 +1595,13 @@ int ChromeBrowserMainParts::PreMainMessageLoopRunImpl() {
    // This step is costly and is already measured in
    // Startup.StartupBrowserCreator_Start.
    // See the comment above for an explanation of |process_command_line|.
@@ -117,18 +117,18 @@ index c06585b15b8f..763212a575ce 100644
      // Initialize autoupdate timer. Timer callback costs basically nothing
      // when browser is not in persistent mode, so it's OK to let it ride on
 diff --git chrome/browser/notifications/notification_platform_bridge_mac.mm chrome/browser/notifications/notification_platform_bridge_mac.mm
-index acf1849aa1b3..27efc35d74d6 100644
+index ad52e63ed83a..6b16ee3ccc96 100644
 --- chrome/browser/notifications/notification_platform_bridge_mac.mm
 +++ chrome/browser/notifications/notification_platform_bridge_mac.mm
-@@ -25,6 +25,7 @@
+@@ -24,6 +24,7 @@
+ #include "base/strings/sys_string_conversions.h"
  #include "base/strings/utf_string_conversions.h"
  #include "base/system/sys_info.h"
- #include "base/task/post_task.h"
 +#include "cef/libcef/features/runtime.h"
  #include "chrome/browser/browser_process.h"
  #include "chrome/browser/notifications/notification_common.h"
  #include "chrome/browser/notifications/notification_display_service_impl.h"
-@@ -642,6 +643,12 @@ - (void)notificationClick:(NSDictionary*)notificationResponseData {
+@@ -651,6 +652,12 @@ getDisplayedAlertsForProfileId:(NSString*)profileId
  - (id<NotificationDelivery>)serviceProxy {
    id<NotificationDelivery> proxy = [_xpcConnection remoteObjectProxy];
  
@@ -142,7 +142,7 @@ index acf1849aa1b3..27efc35d74d6 100644
      base::mac::ScopedMachSendRight exceptionPort(
          crash_reporter::GetCrashpadClient().GetHandlerMachPort());
 diff --git ui/gtk/select_file_dialog_impl_kde.cc ui/gtk/select_file_dialog_impl_kde.cc
-index f09501d6cd8e..edfc2a4c9bb5 100644
+index 4eba97d573d8..4697b24f4e34 100644
 --- ui/gtk/select_file_dialog_impl_kde.cc
 +++ ui/gtk/select_file_dialog_impl_kde.cc
 @@ -6,6 +6,8 @@