AX: Remove WebLocalFrame dependency from BlinkAXTreeSource.

content/renderer/accessibility/blink_ax_tree_source.cc

 // Copyright 2014 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 "content/renderer/accessibility/blink_ax_tree_source.h"
 
 #include <set>
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/renderer/accessibility/blink_ax_enum_conversion.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
 #include "third_party/WebKit/public/platform/WebSize.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebVector.h"
 #include "third_party/WebKit/public/web/WebAXEnums.h"
 #include "third_party/WebKit/public/web/WebAXObject.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebDocumentType.h"
 #include "third_party/WebKit/public/web/WebElement.h"
 #include "third_party/WebKit/public/web/WebFormControlElement.h"
 #include "third_party/WebKit/public/web/WebInputElement.h"
-#include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebNode.h"
 #include "third_party/WebKit/public/web/WebView.h"
 
 using base::ASCIIToUTF16;
 using base::UTF16ToUTF8;
 using blink::WebAXObject;
 using blink::WebDocument;
 using blink::WebDocumentType;
 using blink::WebElement;
 using blink::WebFrame;
-using blink::WebLocalFrame;
 using blink::WebNode;
 using blink::WebVector;
 using blink::WebView;
 
 namespace content {
 
 namespace {
 
 // Returns true if |ancestor| is the first unignored parent of |child|,
 // which means that when walking up the parent chain from |child|,
@@ skipping 384 matching lines @@
     dst->AddBoolAttribute(ui::AX_ATTR_DOC_LOADED, src.isLoaded());
     dst->AddFloatAttribute(ui::AX_ATTR_DOC_LOADING_PROGRESS,
                            src.estimatedLoadingProgress());
 
     const WebDocumentType& doctype = document.doctype();
     if (!doctype.isNull()) {
       dst->AddStringAttribute(ui::AX_ATTR_DOC_DOCTYPE,
                               UTF16ToUTF8(doctype.name()));
     }
 
-    const gfx::Size& scroll_offset = document.frame()->scrollOffset();
+    const gfx::Size& scroll_offset = document.scrollOffset();
     dst->AddIntAttribute(ui::AX_ATTR_SCROLL_X, scroll_offset.width());
     dst->AddIntAttribute(ui::AX_ATTR_SCROLL_Y, scroll_offset.height());
 
-    const gfx::Size& min_offset = document.frame()->minimumScrollOffset();
+    const gfx::Size& min_offset = document.minimumScrollOffset();
     dst->AddIntAttribute(ui::AX_ATTR_SCROLL_X_MIN, min_offset.width());
     dst->AddIntAttribute(ui::AX_ATTR_SCROLL_Y_MIN, min_offset.height());
 
-    const gfx::Size& max_offset = document.frame()->maximumScrollOffset();
+    const gfx::Size& max_offset = document.maximumScrollOffset();
     dst->AddIntAttribute(ui::AX_ATTR_SCROLL_X_MAX, max_offset.width());
     dst->AddIntAttribute(ui::AX_ATTR_SCROLL_Y_MAX, max_offset.height());
   }
 
   if (dst->role == ui::AX_ROLE_TABLE) {
     int column_count = src.columnCount();
     int row_count = src.rowCount();
     if (column_count > 0 && row_count > 0) {
       std::set<int32> unique_cell_id_set;
       std::vector<int32> cell_ids;
@@ skipping 93 matching lines @@
 blink::WebDocument BlinkAXTreeSource::GetMainDocument() const {
   WebView* view = render_frame_->render_view()->GetWebView();
   WebFrame* main_frame = view ? view->mainFrame() : NULL;
 
   if (main_frame)
     return main_frame->document();
   return WebDocument();
 }
 
 }  // namespace content