Revert 207875 "Native Android accessibility."

trunk/src/content/browser/accessibility/browser_accessibility_manager_android.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_ANDROID_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_ANDROID_H_
 
 #include "base/android/scoped_java_ref.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/android/content_view_core_impl.h"
@@ skipping 23 matching lines @@
                                         BrowserAccessibility* node) OVERRIDE;
 
   // --------------------------------------------------------------------------
   // Methods called from Java via JNI
   // --------------------------------------------------------------------------
 
   // Tree methods.
   jint GetRootId(JNIEnv* env, jobject obj);
   jint HitTest(JNIEnv* env, jobject obj, jint x, jint y);
 
-  // Populate Java accessibility data structures with info about a node.
-  jboolean PopulateAccessibilityNodeInfo(
-      JNIEnv* env, jobject obj, jobject info, jint id);
-  jboolean PopulateAccessibilityEvent(
-      JNIEnv* env, jobject obj, jobject event, jint id, jint event_type);
-
-  // Perform actions.
-  void Click(JNIEnv* env, jobject obj, jint id);
-  void Focus(JNIEnv* env, jobject obj, jint id);
-  void Blur(JNIEnv* env, jobject obj);
+  // Gets a temporary pointer to a specific node, only valid in this scope.
+  // May return 0 if that node id is no longer valid.
+  jint GetNativeNodeById(JNIEnv* env, jobject obj, jint id);
 
  protected:
   virtual void NotifyRootChanged() OVERRIDE;
 
   virtual bool UseRootScrollOffsetsWhenComputingBounds() OVERRIDE;
 
  private:
   // This gives BrowserAccessibilityManager::Create access to the class
   // constructor.
   friend class BrowserAccessibilityManager;
@@ skipping 19 matching lines @@
   static int CalculateDistanceSquared(int x, int y, BrowserAccessibility* node);
 
   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManagerAndroid);
 };
 
 bool RegisterBrowserAccessibilityManager(JNIEnv* env);
 
 }
 
 #endif  // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_ANDROID_H_