[DevTools] Disable contexts in console selector on pause

third_party/WebKit/Source/devtools/front_end/console/ConsoleContextSelector.js

Index: third_party/WebKit/Source/devtools/front_end/console/ConsoleContextSelector.js
diff --git a/third_party/WebKit/Source/devtools/front_end/console/ConsoleContextSelector.js b/third_party/WebKit/Source/devtools/front_end/console/ConsoleContextSelector.js
index 70494e5acedb5330ce3145addb85873f57e7e752..127d7cee01d324c80b26e766a40696f8690f824c 100644
--- a/third_party/WebKit/Source/devtools/front_end/console/ConsoleContextSelector.js
+++ b/third_party/WebKit/Source/devtools/front_end/console/ConsoleContextSelector.js
@@ -25,7 +25,10 @@ Console.ConsoleContextSelector = class {
 
     this._selectElement.addEventListener('change', this._executionContextChanged.bind(this), false);
     UI.context.addFlavorChangeListener(SDK.ExecutionContext, this._executionContextChangedExternally, this);
+    UI.context.addFlavorChangeListener(SDK.DebuggerModel.CallFrame, this._callFrameSelectedInUI, this);
     SDK.targetManager.observeModels(SDK.RuntimeModel, this);
+    SDK.targetManager.addModelListener(
+        SDK.DebuggerModel, SDK.DebuggerModel.Events.CallFrameSelected, this._callFrameSelectedInModel, this);
   }
 
   /**
@@ -88,6 +91,7 @@ Console.ConsoleContextSelector = class {
 
     if (executionContext === UI.context.flavor(SDK.ExecutionContext))
       this._select(newOption);
+    this._updateOptionDisabledState(newOption);
 
     /**
      * @param {!Element} option
@@ -225,4 +229,33 @@ Console.ConsoleContextSelector = class {
       return this._selectElement[this._selectElement.selectedIndex];
     return null;
   }
+
+  /**
+   * @param {!Common.Event} event
+   */
+  _callFrameSelectedInModel(event) {
+    var debuggerModel = /** @type {!SDK.DebuggerModel} */ (event.data);
+    var options = this._selectElement.options;
+    for (var i = 0; i < options.length; i++) {
+      if (options[i].__executionContext.debuggerModel === debuggerModel)
+        this._updateOptionDisabledState(options[i]);
+    }
+  }
+
+  /**
+   * @param {!Element} option
+   */
+  _updateOptionDisabledState(option) {
+    var executionContext = option.__executionContext;
+    var callFrame = executionContext.debuggerModel.selectedCallFrame();
+    var callFrameContext = callFrame && callFrame.script.executionContext();
+    option.disabled = callFrameContext && executionContext !== callFrameContext;
+  }
+
+  _callFrameSelectedInUI() {
+    var callFrame = UI.context.flavor(SDK.DebuggerModel.CallFrame);
+    var callFrameContext = callFrame && callFrame.script.executionContext();
+    if (callFrameContext)
+      UI.context.setFlavor(SDK.ExecutionContext, callFrameContext);
+  }
 };