DevTools: kill DebuggerWorkspaceBinding.{push,pop,set}SourceMapping

third_party/WebKit/Source/devtools/front_end/sources/JavaScriptSourceFrame.js

Index: third_party/WebKit/Source/devtools/front_end/sources/JavaScriptSourceFrame.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sources/JavaScriptSourceFrame.js b/third_party/WebKit/Source/devtools/front_end/sources/JavaScriptSourceFrame.js
index 05418f815f887ceb79897de28f999820b5f58745..e8afd85d4dc6180eaf8e9aa5f7f84a9d65687c4f 100644
--- a/third_party/WebKit/Source/devtools/front_end/sources/JavaScriptSourceFrame.js
+++ b/third_party/WebKit/Source/devtools/front_end/sources/JavaScriptSourceFrame.js
@@ -94,8 +94,6 @@ Sources.JavaScriptSourceFrame = class extends SourceFrame.UISourceCodeFrame {
     /** @type {!Map.<number, !Element>} */
     this._valueWidgets = new Map();
     this.onBindingChanged();
-    Bindings.debuggerWorkspaceBinding.addEventListener(
-        Bindings.DebuggerWorkspaceBinding.Events.SourceMappingChanged, this._onSourceMappingChanged, this);
     /** @type {?Map<!Object, !Function>} */
     this._continueToLocationDecorations = null;
   }
@@ -1351,21 +1349,13 @@ Sources.JavaScriptSourceFrame = class extends SourceFrame.UISourceCodeFrame {
     this._debuggerSourceCode = binding ? binding.network : this.uiSourceCode();
   }
 
-  /**
-   * @param {!Common.Event} event
-   */
-  _onSourceMappingChanged(event) {
-    var data = /** @type {{debuggerModel: !SDK.DebuggerModel, uiSourceCode: !Workspace.UISourceCode}} */ (event.data);
-    if (this._debuggerSourceCode !== data.uiSourceCode)
-      return;
-    this._updateScriptFile(data.debuggerModel);
-    this._updateLinesWithoutMappingHighlight();
-  }
-
   _updateLinesWithoutMappingHighlight() {
+    var isSourceMapSource = !!Bindings.CompilerScriptMapping.uiSourceCodeOrigin(this._debuggerSourceCode);
+    if (!isSourceMapSource)
+      return;
     var linesCount = this.textEditor.linesCount;
     for (var i = 0; i < linesCount; ++i) {
-      var lineHasMapping = Bindings.debuggerWorkspaceBinding.uiLineHasMapping(this._debuggerSourceCode, i);
+      var lineHasMapping = Bindings.CompilerScriptMapping.uiLineHasMapping(this._debuggerSourceCode, i);
       if (!lineHasMapping)
         this._hasLineWithoutMapping = true;
       if (this._hasLineWithoutMapping)
@@ -1590,7 +1580,7 @@ Sources.JavaScriptSourceFrame = class extends SourceFrame.UISourceCodeFrame {
    * @param {boolean} enabled
    */
   _setBreakpoint(lineNumber, columnNumber, condition, enabled) {
-    if (!Bindings.debuggerWorkspaceBinding.uiLineHasMapping(this._debuggerSourceCode, lineNumber))
+    if (!Bindings.CompilerScriptMapping.uiLineHasMapping(this._debuggerSourceCode, lineNumber))
       return;
 
     this._breakpointManager.setBreakpoint(this._debuggerSourceCode, lineNumber, columnNumber, condition, enabled);
@@ -1610,8 +1600,6 @@ Sources.JavaScriptSourceFrame = class extends SourceFrame.UISourceCodeFrame {
    * @override
    */
   dispose() {
-    Bindings.debuggerWorkspaceBinding.removeEventListener(
-        Bindings.DebuggerWorkspaceBinding.Events.SourceMappingChanged, this._onSourceMappingChanged, this);
     this._breakpointManager.removeEventListener(
         Bindings.BreakpointManager.Events.BreakpointAdded, this._breakpointAdded, this);
     this._breakpointManager.removeEventListener(