Update to Chromium version 87.0.4280.0 (#812852)

- Windows: VS2015 Update 2 is now the minimum version requirement for linking
  cef_sandbox from official build binary distributions.

patch/patches/chrome_browser.patch

@@ -1,5 +1,5 @@
 diff --git chrome/browser/BUILD.gn chrome/browser/BUILD.gn
-index 6cb9ee1f0764..8109a134907e 100644
+index e462f7d8bef1..6c1c686f161c 100644
 --- chrome/browser/BUILD.gn
 +++ chrome/browser/BUILD.gn
 @@ -12,6 +12,7 @@ import("//build/config/crypto.gni")
@@ -10,15 +10,15 @@ index 6cb9ee1f0764..8109a134907e 100644
  import("//chrome/browser/buildflags.gni")
  import("//chrome/browser/downgrade/buildflags.gni")
  import("//chrome/common/features.gni")
-@@ -1870,6 +1871,7 @@ static_library("browser") {
+@@ -1876,6 +1877,7 @@ static_library("browser") {
      "//build:branding_buildflags",
-     "//build:lacros_buildflags",
+     "//build:chromeos_buildflags",
      "//cc",
 +    "//cef/libcef/features",
      "//chrome:extra_resources",
      "//chrome:resources",
      "//chrome:strings",
-@@ -2221,6 +2223,10 @@ static_library("browser") {
+@@ -2354,6 +2356,10 @@ static_library("browser") {
      ]
    }
  
@@ -29,75 +29,12 @@ index 6cb9ee1f0764..8109a134907e 100644
    if (is_android) {
      sources += [
        "after_startup_task_utils_android.cc",
-@@ -3422,8 +3428,6 @@ static_library("browser") {
-       "nearby_sharing/outgoing_share_target_info.h",
-       "nearby_sharing/paired_key_verification_runner.cc",
-       "nearby_sharing/paired_key_verification_runner.h",
--      "nearby_sharing/share_target.cc",
--      "nearby_sharing/share_target.h",
-       "nearby_sharing/share_target_discovered_callback.h",
-       "nearby_sharing/share_target_info.cc",
-       "nearby_sharing/share_target_info.h",
-@@ -3617,13 +3621,6 @@ static_library("browser") {
-       "serial/serial_chooser_context_factory.cc",
-       "serial/serial_chooser_context_factory.h",
-       "serial/serial_chooser_histograms.h",
--      "sharesheet/sharesheet_controller.h",
--      "sharesheet/sharesheet_service.cc",
--      "sharesheet/sharesheet_service.h",
--      "sharesheet/sharesheet_service_delegate.cc",
--      "sharesheet/sharesheet_service_delegate.h",
--      "sharesheet/sharesheet_service_factory.cc",
--      "sharesheet/sharesheet_service_factory.h",
-       "sharing/click_to_call/click_to_call_context_menu_observer.cc",
-       "sharing/click_to_call/click_to_call_context_menu_observer.h",
-       "sharing/click_to_call/click_to_call_metrics.cc",
-diff --git chrome/browser/ui/views/toolbar/toolbar_view.cc chrome/browser/ui/views/toolbar/toolbar_view.cc
-index 7ccd06a9b0fe..183da2c7238d 100644
---- chrome/browser/ui/views/toolbar/toolbar_view.cc
-+++ chrome/browser/ui/views/toolbar/toolbar_view.cc
-@@ -232,8 +232,8 @@ void ToolbarView::Init() {
-     media_button = std::make_unique<MediaToolbarButtonView>(browser_);
-   }
+@@ -4821,7 +4827,7 @@ static_library("browser") {
+       ]
+     }
  
--  std::unique_ptr<SharesheetButton> sharesheet_button;
- #if defined(OS_CHROMEOS)
-+  std::unique_ptr<SharesheetButton> sharesheet_button;
-   if (base::FeatureList::IsEnabled(features::kSharesheet)) {
-     sharesheet_button = std::make_unique<SharesheetButton>(browser_);
-   }
-@@ -276,8 +276,10 @@ void ToolbarView::Init() {
-   if (media_button)
-     media_button_ = AddChildView(std::move(media_button));
- 
-+#if defined(OS_CHROMEOS)
-   if (sharesheet_button)
-     sharesheet_button_ = AddChildView(std::move(sharesheet_button));
-+#endif
- 
-   if (toolbar_account_icon_container) {
-     toolbar_account_icon_container_ =
-@@ -966,3 +968,4 @@ void ToolbarView::OnTouchUiChanged() {
-     PreferredSizeChanged();
-   }
- }
-+
-diff --git chrome/browser/ui/views/toolbar/toolbar_view.h chrome/browser/ui/views/toolbar/toolbar_view.h
-index f4af66fa98b3..3c4d171c091e 100644
---- chrome/browser/ui/views/toolbar/toolbar_view.h
-+++ chrome/browser/ui/views/toolbar/toolbar_view.h
-@@ -273,7 +273,9 @@ class ToolbarView : public views::AccessiblePaneView,
-   media_router::CastToolbarButton* cast_ = nullptr;
-   ToolbarAccountIconContainerView* toolbar_account_icon_container_ = nullptr;
-   AvatarToolbarButton* avatar_ = nullptr;
-+#if defined(OS_CHROMEOS)
-   SharesheetButton* sharesheet_button_ = nullptr;
-+#endif
-   MediaToolbarButtonView* media_button_ = nullptr;
-   BrowserAppMenuButton* app_menu_button_ = nullptr;
- 
-@@ -302,3 +304,4 @@ class ToolbarView : public views::AccessiblePaneView,
- };
- 
- #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_TOOLBAR_VIEW_H_
-+
+-    if (use_ozone) {
++    if (use_ozone && !use_x11) {
+       sources += [
+         "fullscreen_ozone.cc",
+         "media/webrtc/window_icon_util_ozone.cc",