Re-land: Create AXAction and AXActionData as a way to simplify accessibility actions

content/browser/accessibility/browser_accessibility_manager_android.cc

Index: content/browser/accessibility/browser_accessibility_manager_android.cc
diff --git a/content/browser/accessibility/browser_accessibility_manager_android.cc b/content/browser/accessibility/browser_accessibility_manager_android.cc
index 4a772dd885885f2e2df792d62e186d2d35a3b874..f41e46db42d5c4ba85ae706365cce69aa6d81074 100644
--- a/content/browser/accessibility/browser_accessibility_manager_android.cc
+++ b/content/browser/accessibility/browser_accessibility_manager_android.cc
@@ -359,8 +359,7 @@ void BrowserAccessibilityManagerAndroid::HitTest(
     const JavaParamRef<jobject>& obj,
     jint x,
     jint y) {
-  if (delegate())
-    delegate()->AccessibilityHitTest(gfx::Point(x, y));
+  BrowserAccessibilityManager::HitTest(gfx::Point(x, y));
 }
 
 jboolean BrowserAccessibilityManagerAndroid::IsEditableText(
@@ -699,8 +698,8 @@ void BrowserAccessibilityManagerAndroid::ShowContextMenu(
     const JavaParamRef<jobject>& obj,
     jint id) {
   BrowserAccessibilityAndroid* node = GetFromUniqueID(id);
-  if (node && node->manager()->delegate())
-    node->manager()->delegate()->AccessibilityShowContextMenu(node->GetId());
+  if (node)
+    node->manager()->ShowContextMenu(*node);
 }
 
 void BrowserAccessibilityManagerAndroid::HandleHoverEvent(
@@ -909,10 +908,7 @@ void BrowserAccessibilityManagerAndroid::SetAccessibilityFocus(
   if (!node)
     return;
 
-  if (node->manager()->delegate()) {
-    node->manager()->delegate()->AccessibilitySetAccessibilityFocus(
-        node->GetId());
-  }
+  node->manager()->SetAccessibilityFocus(*node);
 }
 
 bool BrowserAccessibilityManagerAndroid::IsSlider(