chore: bump chromium to 83.0.4103.16 (9-x-y) (#23121)

DEPS

@@ -12,7 +12,7 @@ gclient_gn_args = [
 
 vars = {
   'chromium_version':
-    '83.0.4103.14',
+    '83.0.4103.16',
   'node_version':
     'v12.14.1',
   'nan_version':

patches/chromium/accelerator.patch

@@ -10,7 +10,7 @@ This patch makes three changes to Accelerator::GetShortcutText to improve shortc
 3. Ctrl-Shift-= should show as Ctrl-+
 
 diff --git a/ui/base/accelerators/accelerator.cc b/ui/base/accelerators/accelerator.cc
-index d7b79feb77f3595bcc8617b6e84c566357c336fe..3b1eab14a4348eab79f486aec43783fd8f629a8f 100644
+index 291bdeec97bec510f7c86a8e8bccab22b7d5d8ac..926a705c23bd5adbfc0fe178c44617086b946a80 100644
 --- a/ui/base/accelerators/accelerator.cc
 +++ b/ui/base/accelerators/accelerator.cc
 @@ -11,6 +11,7 @@
@@ -29,9 +29,9 @@ index d7b79feb77f3595bcc8617b6e84c566357c336fe..3b1eab14a4348eab79f486aec43783fd
  #include "ui/events/keycodes/keyboard_code_conversion.h"
 -#endif
  
- namespace ui {
- 
-@@ -154,7 +153,15 @@ base::string16 Accelerator::GetShortcutText() const {
+ #if defined(OS_CHROMEOS)
+ #include "ui/base/ui_base_features.h"
+@@ -220,7 +219,15 @@ base::string16 Accelerator::GetShortcutText() const {
    shortcut = KeyCodeToName();
  #endif
  
@@ -47,7 +47,7 @@ index d7b79feb77f3595bcc8617b6e84c566357c336fe..3b1eab14a4348eab79f486aec43783fd
  #if defined(OS_WIN)
      // Our fallback is to try translate the key code to a regular character
      // unless it is one of digits (VK_0 to VK_9). Some keyboard
-@@ -163,21 +170,14 @@ base::string16 Accelerator::GetShortcutText() const {
+@@ -229,21 +236,14 @@ base::string16 Accelerator::GetShortcutText() const {
      // accent' for '0'). For display in the menu (e.g. Ctrl-0 for the
      // default zoom level), we leave VK_[0-9] alone without translation.
      wchar_t key;
@@ -75,7 +75,7 @@ index d7b79feb77f3595bcc8617b6e84c566357c336fe..3b1eab14a4348eab79f486aec43783fd
    }
  
  #if defined(OS_MACOSX)
-@@ -360,7 +360,7 @@ base::string16 Accelerator::ApplyLongFormModifiers(
+@@ -426,7 +426,7 @@ base::string16 Accelerator::ApplyLongFormModifiers(
    // more information.
    if (IsCtrlDown())
      shortcut = ApplyModifierToAcceleratorString(shortcut, IDS_APP_CTRL_KEY);