Cleanup: Remove unnecessary ".get()" from scoped_ptrs<>.

content/browser/accessibility/browser_accessibility_cocoa.mm

 // Copyright (c) 2012 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.
 
 #include <execinfo.h>
 
 #import "content/browser/accessibility/browser_accessibility_cocoa.h"
 
 #include <map>
 
@@ skipping 363 matching lines @@
 
 - (NSString*)ariaRelevant {
   return NSStringForStringAttribute(
       browserAccessibility_->string_attributes(),
       AccessibilityNodeData::ATTR_LIVE_RELEVANT);
 }
 
 // Returns an array of BrowserAccessibilityCocoa objects, representing the
 // accessibility children of this object.
 - (NSArray*)children {
-  if (!children_.get()) {
+  if (!children_) {
     children_.reset([[NSMutableArray alloc]
         initWithCapacity:browserAccessibility_->child_count()] );
     for (uint32 index = 0;
          index < browserAccessibility_->child_count();
          ++index) {
       BrowserAccessibilityCocoa* child =
           browserAccessibility_->GetChild(index)->ToBrowserAccessibilityCocoa();
       if ([child isIgnored])
         [children_ addObjectsFromArray:[child children]];
       else
@@ skipping 823 matching lines @@
     return [super hash];
   return browserAccessibility_->renderer_id();
 }
 
 - (BOOL)accessibilityShouldUseUniqueId {
   return YES;
 }
 
 @end