Move more sources from modules.gypi to subdirectories.

third_party/WebKit/Source/modules/accessibility/BUILD.gn

Index: third_party/WebKit/Source/modules/accessibility/BUILD.gn
diff --git a/third_party/WebKit/Source/modules/accessibility/BUILD.gn b/third_party/WebKit/Source/modules/accessibility/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..56da09379f7314ad40fac52b26ed454453b8c075
--- /dev/null
+++ b/third_party/WebKit/Source/modules/accessibility/BUILD.gn
@@ -0,0 +1,68 @@
+# Copyright 2016 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.
+
+import("//third_party/WebKit/Source/modules/modules.gni")
+
+blink_modules_sources("accessibility") {
+  sources = [
+    "AXARIAGrid.cpp",
+    "AXARIAGrid.h",
+    "AXARIAGridCell.cpp",
+    "AXARIAGridCell.h",
+    "AXARIAGridRow.cpp",
+    "AXARIAGridRow.h",
+    "AXImageMapLink.cpp",
+    "AXImageMapLink.h",
+    "AXInlineTextBox.cpp",
+    "AXInlineTextBox.h",
+    "AXLayoutObject.cpp",
+    "AXLayoutObject.h",
+    "AXList.cpp",
+    "AXList.h",
+    "AXListBox.cpp",
+    "AXListBox.h",
+    "AXListBoxOption.cpp",
+    "AXListBoxOption.h",
+    "AXMediaControls.cpp",
+    "AXMediaControls.h",
+    "AXMenuList.cpp",
+    "AXMenuList.h",
+    "AXMenuListOption.cpp",
+    "AXMenuListOption.h",
+    "AXMenuListPopup.cpp",
+    "AXMenuListPopup.h",
+    "AXMockObject.cpp",
+    "AXMockObject.h",
+    "AXNodeObject.cpp",
+    "AXNodeObject.h",
+    "AXObject.cpp",
+    "AXObject.h",
+    "AXObjectCacheImpl.cpp",
+    "AXObjectCacheImpl.h",
+    "AXProgressIndicator.cpp",
+    "AXProgressIndicator.h",
+    "AXRadioInput.cpp",
+    "AXRadioInput.h",
+    "AXSVGRoot.cpp",
+    "AXSVGRoot.h",
+    "AXSlider.cpp",
+    "AXSlider.h",
+    "AXSpinButton.cpp",
+    "AXSpinButton.h",
+    "AXTable.cpp",
+    "AXTable.h",
+    "AXTableCell.cpp",
+    "AXTableCell.h",
+    "AXTableColumn.cpp",
+    "AXTableColumn.h",
+    "AXTableHeaderContainer.cpp",
+    "AXTableHeaderContainer.h",
+    "AXTableRow.cpp",
+    "AXTableRow.h",
+    "InspectorAccessibilityAgent.cpp",
+    "InspectorAccessibilityAgent.h",
+    "InspectorTypeBuilderHelper.cpp",
+    "InspectorTypeBuilderHelper.h",
+  ]
+}