Remove touch_drag_drop web preference. It was added in r184242 for tests to be

able to override it. But there is already functionality in internals.settings to
to that.

BUG=231643

Review URL: https://chromiumcodereview.appspot.com/15898003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@202958 0039d316-1c4b-4281-b951-d872f2087c98

content/public/common/common_param_traits_macros.h

@@ -180,7 +180,6 @@ IPC_STRUCT_TRAITS_BEGIN(WebPreferences)
   IPC_STRUCT_TRAITS_MEMBER(device_supports_touch)
   IPC_STRUCT_TRAITS_MEMBER(device_supports_mouse)
   IPC_STRUCT_TRAITS_MEMBER(touch_adjustment_enabled)
-  IPC_STRUCT_TRAITS_MEMBER(touch_drag_drop_enabled)
   IPC_STRUCT_TRAITS_MEMBER(fixed_position_creates_stacking_context)
   IPC_STRUCT_TRAITS_MEMBER(sync_xhr_in_documents_enabled)
   IPC_STRUCT_TRAITS_MEMBER(deferred_image_decoding_enabled)

content/shell/common/webkit_test_helpers.cc

@@ -50,7 +50,6 @@ void ExportLayoutTestSpecificPreferences(
   to->javascript_can_open_windows_automatically =
       from.javaScriptCanOpenWindowsAutomatically;
   to->user_style_sheet_location = from.userStyleSheetLocation;
-  to->touch_drag_drop_enabled = from.touchDragDropEnabled;
 }
 
 // Applies settings that differ between layout tests and regular mode. Some

webkit/glue/webpreferences.cc

@@ -103,7 +103,6 @@ WebPreferences::WebPreferences()
       device_supports_touch(false),
       device_supports_mouse(true),
       touch_adjustment_enabled(true),
-      touch_drag_drop_enabled(false),
       fixed_position_creates_stacking_context(false),
       sync_xhr_in_documents_enabled(true),
       deferred_image_decoding_enabled(false),
@@ -436,7 +435,6 @@ void ApplyWebPreferences(const WebPreferences& prefs, WebView* web_view) {
   settings->setDeviceSupportsTouch(prefs.device_supports_touch);
   settings->setDeviceSupportsMouse(prefs.device_supports_mouse);
   settings->setEnableTouchAdjustment(prefs.touch_adjustment_enabled);
-  settings->setTouchDragDropEnabled(prefs.touch_drag_drop_enabled);
 
   settings->setFixedPositionCreatesStackingContext(
       prefs.fixed_position_creates_stacking_context);

webkit/glue/webpreferences.h

@@ -142,7 +142,6 @@ struct WEBKIT_GLUE_EXPORT WebPreferences {
   bool device_supports_touch;
   bool device_supports_mouse;
   bool touch_adjustment_enabled;
-  bool touch_drag_drop_enabled;
   bool fixed_position_creates_stacking_context;
   bool sync_xhr_in_documents_enabled;
   bool deferred_image_decoding_enabled;