Turn off physical keyboard autocorrect feature by default.

And make the flag --enable-physical-keyboard-autocorrect as
ENABLE_DISABLE_VALUE_TYPE.

[email protected]
BUG=422869
TEST=Verified on linux_chromeos.

Review URL: https://codereview.chromium.org/929753002

Cr-Commit-Position: refs/heads/master@{#316407}
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 4685d1e1..59e7537 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -1287,11 +1287,13 @@
     SINGLE_VALUE_TYPE(chromeos::switches::kEnableNewMDInputView)
   },
   {
-    "disable-physical-keyboard-autocorrect",
-    IDS_FLAGS_DISABLE_PHYSICAL_KEYBOARD_AUTOCORRECT_NAME,
-    IDS_FLAGS_DISABLE_PHYSICAL_KEYBOARD_AUTOCORRECT_DESCRIPTION,
+    "enable-physical-keyboard-autocorrect",
+    IDS_FLAGS_ENABLE_PHYSICAL_KEYBOARD_AUTOCORRECT_NAME,
+    IDS_FLAGS_ENABLE_PHYSICAL_KEYBOARD_AUTOCORRECT_DESCRIPTION,
     kOsCrOS,
-    SINGLE_VALUE_TYPE(chromeos::switches::kDisablePhysicalKeyboardAutocorrect)
+    ENABLE_DISABLE_VALUE_TYPE(
+        chromeos::switches::kEnablePhysicalKeyboardAutocorrect,
+        chromeos::switches::kDisablePhysicalKeyboardAutocorrect)
   },
   {
     "disable-voice-input",