Change function name to match code convention

I recently realized that Switch Access did not follow the convention
used by all other accessibility component extensions for naming this
function. This re-aligns the naming for code clarity.

Bug: None
Change-Id: I0b015a25e3f7fa45add834ba4401504fa31151e9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1674640Reviewed-by: Dominic Mazzoni <dmazzoni@chromium.org>
Commit-Queue: Anastasia Helfinstein <anastasi@google.com>
Cr-Commit-Position: refs/heads/master@{#703450}

chrome/browser/chromeos/accessibility/accessibility_manager.cc

@@ -908,7 +908,7 @@ bool AccessibilityManager::IsSwitchAccessEnabled() const {
   return switch_access_enabled_;
 }
 
-void AccessibilityManager::UpdateSwitchAccessFromPref() {
+void AccessibilityManager::OnSwitchAccessChanged() {
   if (!profile_)
     return;
 
@@ -1115,7 +1115,7 @@ void AccessibilityManager::SetProfile(Profile* profile) {
                    base::Unretained(this)));
     pref_change_registrar_->Add(
         ash::prefs::kAccessibilitySwitchAccessEnabled,
-        base::Bind(&AccessibilityManager::UpdateSwitchAccessFromPref,
+        base::Bind(&AccessibilityManager::OnSwitchAccessChanged,
                    base::Unretained(this)));
     pref_change_registrar_->Add(
         ash::prefs::kAccessibilityAutoclickEnabled,
@@ -1150,11 +1150,11 @@ void AccessibilityManager::SetProfile(Profile* profile) {
   else
     UpdateBrailleImeState();
   UpdateAlwaysShowMenuFromPref();
-  UpdateSwitchAccessFromPref();
 
   // TODO(warx): reconcile to ash once the prefs registration above is moved to
   // ash.
   OnSpokenFeedbackChanged();
+  OnSwitchAccessChanged();
   OnSelectToSpeakChanged();
   OnAutoclickChanged();
 }

chrome/browser/chromeos/accessibility/accessibility_manager.h

@@ -384,8 +384,8 @@ class AccessibilityManager
   void OnFocusHighlightChanged();
   void OnTapDraggingChanged();
   void OnSelectToSpeakChanged();
-  void UpdateSwitchAccessFromPref();
   void OnAutoclickChanged();
+  void OnSwitchAccessChanged();
 
   void CheckBrailleState();
   void ReceiveBrailleDisplayState(