Revert 151179 "On IE and FireFox, they treats contenteditable="f..."

LayoutTests/editing/selection/resources/js-test-selection-shared.js

Index: LayoutTests/editing/selection/resources/js-test-selection-shared.js
diff --git a/LayoutTests/editing/selection/resources/js-test-selection-shared.js b/LayoutTests/editing/selection/resources/js-test-selection-shared.js
index 1268bfc99a8276b9401072a2c27a87e03e5ff212..ed7cbb3ada35e3de45c32662579fee586b9c6b4a 100644
--- a/LayoutTests/editing/selection/resources/js-test-selection-shared.js
+++ b/LayoutTests/editing/selection/resources/js-test-selection-shared.js
@@ -1,58 +1,3 @@
-function $(id) { return document.getElementById(id); }
-
-var selection= window.getSelection();
-
-function testCaretMotion(param) {
-    var direction = param.direction;
-    var granularity = param.granularity;
-    var repeatCount = param.repeatCount || 1;
-    var origin = param.origin;
-    var originOffset = param.originOffset || 0;
-    var target = param.target;
-    var targetOffset = param.targetOffset || 0;
-
-    if (direction == 'both') {
-        testCaretMotion({
-            'direction': 'forward',
-            'granularity': granularity,
-            'repeatCount': repeatCount,
-            'origin': origin,
-            'originOffset': originOffset,
-            'target': target,
-            'targetOffset': targetOffset
-        });
-        testCaretMotion({
-            'direction': 'backward',
-            'granularity': granularity,
-            'repeatCount': repeatCount,
-            'origin': target,
-            'originOffset': targetOffset,
-            'target': origin,
-            'targetOffset': originOffset
-        });
-        return;
-    }
-
-    if (typeof origin == 'string')
-        origin = $(origin);
-
-    if (typeof target == 'string')
-        target = $(target);
-
-    if (originOffset < 0)
-        originOffset = origin.firstChild.length + originOffset + 1;
-
-    if (targetOffset < 0)
-        targetOffset = target.firstChild.length + targetOffset + 1;
-
-    selection.setPosition(origin.firstChild, originOffset);
-    debug('Move ' + direction + ' ' + granularity + ' x ' + repeatCount);
-    for (var i = 0; i < repeatCount; ++i)
-        selection.modify("move", direction, granularity);
-    shouldEvaluateTo('selection.anchorNode', target.firstChild);
-    shouldEvaluateTo('selection.anchorOffset', targetOffset);
-}
-
 function objectAsString(object, properties) {
     var result = "[";
     for (var x = 0; x < properties.length; x++) {