Revert of DevTools: excessive dumping for jump-to-previous-position.html test...

Revert of DevTools: excessive dumping for jump-to-previous-position.html test (https://codereview.chromium.org/285373011/)

Reason for revert:
Looks like test is not accidentally failing any more during last week. Reverting this debugging patch

Original issue's description:
> DevTools: excessive dumping for jump-to-previous-position.html test
> 
> This patch adds excessive dumping for jump-to-previous-position.html test.
> The changes are expected to be reverted as the reason of failures will
> be detected.
> 
> BUG=361588
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=174171

TBR=vsevik@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=361588

Review URL: https://codereview.chromium.org/303383002

git-svn-id: svn://svn.chromium.org/blink/trunk@175115 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/LayoutTests/inspector/jump-to-previous-editing-location-expected.txt

@@ -58,17 +58,6 @@ Running: testCloseCrossFile
 <Rolled over> line: 9 column: 4 [example-fileset-for-test.js]
 
 Running: testHistoryDepth
-=== SimpleHistoryManager state before filling history stack ===
-entries count: 8
->entry[7] = {line: 9, column: 4}
- entry[6] = null
- entry[5] = {line: 9, column: 0}
- entry[4] = null
- entry[3] = null
- entry[2] = null
- entry[1] = {line: 7, column: 26}
- entry[0] = {line: 2, column: 0}
-=== ===
 <Mouse click (10, 7)> line: 10 column: 7 [example-fileset-for-test.js]
 <Mouse click (11, 7)> line: 11 column: 7 [example-fileset-for-test.js]
 <Mouse click (12, 7)> line: 12 column: 7 [example-fileset-for-test.js]
@@ -89,53 +78,6 @@ entries count: 8
 <Mouse click (27, 7)> line: 27 column: 7 [example-fileset-for-test.js]
 <Mouse click (28, 7)> line: 28 column: 7 [example-fileset-for-test.js]
 <Mouse click (29, 7)> line: 29 column: 7 [example-fileset-for-test.js]
-=== SimpleHistoryManager state after filling history stack ===
-entries count: 20
->entry[19] = {line: 29, column: 7}
- entry[18] = {line: 28, column: 7}
- entry[17] = {line: 27, column: 7}
- entry[16] = {line: 26, column: 7}
- entry[15] = {line: 25, column: 7}
- entry[14] = {line: 24, column: 7}
- entry[13] = {line: 23, column: 7}
- entry[12] = {line: 22, column: 7}
- entry[11] = {line: 21, column: 7}
- entry[10] = {line: 20, column: 7}
- entry[9] = {line: 19, column: 7}
- entry[8] = {line: 18, column: 7}
- entry[7] = {line: 17, column: 7}
- entry[6] = {line: 16, column: 7}
- entry[5] = {line: 15, column: 7}
- entry[4] = {line: 14, column: 7}
- entry[3] = {line: 13, column: 7}
- entry[2] = {line: 12, column: 7}
- entry[1] = {line: 11, column: 7}
- entry[0] = {line: 10, column: 7}
-=== ===
-First rollback result: true
-=== SimpleHistoryManager state after first rollback ===
-entries count: 20
- entry[19] = {line: 29, column: 7}
->entry[18] = {line: 28, column: 7}
- entry[17] = {line: 27, column: 7}
- entry[16] = {line: 26, column: 7}
- entry[15] = {line: 25, column: 7}
- entry[14] = {line: 24, column: 7}
- entry[13] = {line: 23, column: 7}
- entry[12] = {line: 22, column: 7}
- entry[11] = {line: 21, column: 7}
- entry[10] = {line: 20, column: 7}
- entry[9] = {line: 19, column: 7}
- entry[8] = {line: 18, column: 7}
- entry[7] = {line: 17, column: 7}
- entry[6] = {line: 16, column: 7}
- entry[5] = {line: 15, column: 7}
- entry[4] = {line: 14, column: 7}
- entry[3] = {line: 13, column: 7}
- entry[2] = {line: 12, column: 7}
- entry[1] = {line: 11, column: 7}
- entry[0] = {line: 10, column: 7}
-=== ===
 <Rolled back> line: 28 column: 7 [example-fileset-for-test.js]
 <Rolled back> line: 27 column: 7 [example-fileset-for-test.js]
 <Rolled back> line: 26 column: 7 [example-fileset-for-test.js]

third_party/WebKit/LayoutTests/inspector/jump-to-previous-editing-location.html

@@ -177,20 +177,6 @@ function test()
 
         function testHistoryDepth(next)
         {
-            function dumpSimpleHistoryManagerState(title)
-            {
-                var simpleHistoryManager = historyManager._historyManager;
-                var entries = simpleHistoryManager._entries;
-                InspectorTest.addResult("=== SimpleHistoryManager state " + title + " ===");
-                InspectorTest.addResult("entries count: " + entries.length);
-                for (var i = entries.length - 1; i >= 0; --i) {
-                    var position = entries[i]._positionHandle.resolve();
-                    var positionText = position ? "{line: " + position.lineNumber + ", column: " + position.columnNumber + "}" : position + "";
-                    var positionMarker = simpleHistoryManager._activeEntryIndex === i ? ">" : " ";
-                    InspectorTest.addResult(positionMarker + "entry[" + i + "] = " + positionText);
-                }
-                InspectorTest.addResult("=== ===");
-            }
             var lines = [];
             var columns = [];
             const jumpsAmount = WebInspector.EditingLocationHistoryManager.HistoryDepth;
@@ -199,17 +185,8 @@ function test()
                 columns.push(7);
             }
             var editor = panel.visibleView.textEditor;
-            //FIXME(lushnikov): here and below excessive dumping to figure out a reason for
-            // unreproducible bot failures.
-            dumpSimpleHistoryManagerState("before filling history stack");
             clickAndDump(editor, lines, columns);
-            dumpSimpleHistoryManagerState("after filling history stack");
-
-            InspectorTest.addResult("First rollback result: " + historyManager._historyManager.rollback());
-            dumpSimpleHistoryManagerState("after first rollback");
-            dumpSelection(editor, "Rolled back");
-
-            for (var i = 0; i < jumpsAmount - 1; ++i) {
+            for (var i = 0; i < jumpsAmount; ++i) {
                 rollback();
                 dumpSelection(editor, "Rolled back");
             }