DevTools: disable debugger when a profiler is active.

this is the first patch. It does only disable debugger if an experiment settings is on.
In the following patches will block panel from switching.


BUG=

Review URL: https://codereview.chromium.org/335403003

git-svn-id: svn://svn.chromium.org/blink/trunk@176324 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/LayoutTests/inspector/profiler/profiler-test.js

@@ -2,6 +2,7 @@ var initialize_ProfilerTest = function() {
 
 InspectorTest.startProfilerTest = function(callback)
 {
+    WebInspector.experimentsSettings.disableAgentsWhenProfile.enableForTest();
     WebInspector.inspectorView.showPanel("profiles");
 
     InspectorTest.addResult("Profiler was enabled.");

third_party/WebKit/Source/devtools/front_end/common/Settings.js

@@ -312,6 +312,7 @@ WebInspector.ExperimentsSettings = function(experimentsEnabled)
     this.applyCustomStylesheet = this._createExperiment("applyCustomStylesheet", "Allow custom UI themes");
     this.canvasInspection = this._createExperiment("canvasInspection ", "Canvas inspection");
     this.devicesPanel = this._createExperiment("devicesPanel", "Devices panel", true);
+    this.disableAgentsWhenProfile = this._createExperiment("disableAgentsWhenProfile", "Disable other agents and UI when profiler is active", true);
     this.dockToLeft = this._createExperiment("dockToLeft", "Dock to left", true);
     this.editorInDrawer = this._createExperiment("showEditorInDrawer", "Editor in drawer", true);
     this.fileSystemInspection = this._createExperiment("fileSystemInspection", "FileSystem inspection");

third_party/WebKit/Source/devtools/front_end/sdk/DebuggerModel.js

@@ -55,7 +55,7 @@ WebInspector.DebuggerModel = function(target)
     WebInspector.settings.pauseOnCaughtException.addChangeListener(this._pauseOnExceptionStateChanged, this);
 
     WebInspector.settings.enableAsyncStackTraces.addChangeListener(this._asyncStackTracesStateChanged, this);
-    target.profilingLock.addEventListener(WebInspector.Lock.Events.StateChanged, this._asyncStackTracesStateChanged, this);
+    target.profilingLock.addEventListener(WebInspector.Lock.Events.StateChanged, this._profilingStateChanged, this);
 
     this.enableDebugger();
 
@@ -169,6 +169,17 @@ WebInspector.DebuggerModel.prototype = {
         this._agent.setPauseOnExceptions(state);
     },
 
+    _profilingStateChanged: function()
+    {
+        if (WebInspector.experimentsSettings.disableAgentsWhenProfile.isEnabled()) {
+            if (this.target().profilingLock.isAcquired())
+                this.disableDebugger();
+            else
+                this.enableDebugger();
+        }
+        this._asyncStackTracesStateChanged();
+    },
+
     _asyncStackTracesStateChanged: function()
     {
         const maxAsyncStackChainDepth = 4;