[DevTools] Fix compiler errors in bindings module

third_party/WebKit/Source/devtools/front_end/bindings/BlackboxManager.js

Index: third_party/WebKit/Source/devtools/front_end/bindings/BlackboxManager.js
diff --git a/third_party/WebKit/Source/devtools/front_end/bindings/BlackboxManager.js b/third_party/WebKit/Source/devtools/front_end/bindings/BlackboxManager.js
index a848f1a8549fded057d40b0031014aa855109dd4..98fc9c29eebbd6d256d323c13490c2b18290a30b 100644
--- a/third_party/WebKit/Source/devtools/front_end/bindings/BlackboxManager.js
+++ b/third_party/WebKit/Source/devtools/front_end/bindings/BlackboxManager.js
@@ -116,7 +116,7 @@ WebInspector.BlackboxManager.prototype = {
 
         if (!mappings.length) {
             if (previousScriptState.length > 0)
-                return this._setScriptState(script, []).then(this._sourceMapLoadedForTest);
+                return this._setScriptState(script, []);
         }
 
         var currentBlackboxed = false;
@@ -128,13 +128,13 @@ WebInspector.BlackboxManager.prototype = {
             currentBlackboxed = true;
         }
         for (var mapping of mappings) {
-            if (currentBlackboxed !== this.isBlackboxedURL(mapping.sourceURL)) {
+            if (mapping.sourceURL && currentBlackboxed !== this.isBlackboxedURL(mapping.sourceURL)) {
                 positions.push({ line: mapping.lineNumber, column: mapping.columnNumber });
                 currentBlackboxed = !currentBlackboxed;
             }
             isBlackboxed = currentBlackboxed || isBlackboxed;
         }
-        return this._setScriptState(script, !isBlackboxed ? [] : positions).then(this._sourceMapLoadedForTest);
+        return this._setScriptState(script, !isBlackboxed ? [] : positions);
         /**
          * @param {!WebInspector.SourceMap.Entry} a
          * @param {!WebInspector.SourceMap.Entry} b
@@ -148,11 +148,6 @@ WebInspector.BlackboxManager.prototype = {
         }
     },
 
-    _sourceMapLoadedForTest: function()
-    {
-        // This method is sniffed in tests.
-    },
-
     /**
      * @param {!WebInspector.UISourceCode} uiSourceCode
      * @return {?string}
@@ -268,7 +263,7 @@ WebInspector.BlackboxManager.prototype = {
                                   .then(loadSourceMap.bind(this, script)));
             }
         }
-        Promise.all(promises).then(this._patternChangeFinishedForTests);
+        Promise.all(promises).then(this._patternChangeFinishedForTests.bind(this));
 
         /**
          * @param {!WebInspector.Script} script