Notifying inspector front-end when the script execution state has been changed (due to browser wide "JavaScript" disable option).

gistfile1.diff

diff --git a/Source/WebCore/inspector/Inspector.json b/Source/WebCore/inspector/Inspector.json
index 1414f64..b9575fb 100644
--- a/Source/WebCore/inspector/Inspector.json
+++ b/Source/WebCore/inspector/Inspector.json
@@ -559,6 +559,14 @@
                 "name": "javascriptDialogClosed",
                 "description": "Fired when a JavaScript initiated dialog (alert, confirm, prompt, or onbeforeunload) has been closed.",
                 "hidden": true
+            },
+            {
+                "name": "scriptExecutionStateChanged",
+                "description": "Fired when the JavaScript is enabled/disabled on the page",
+                "parameters": [
+                    { "name": "state", "type": "boolean", "description": "Whether script execution was enabled or disabled in the page." }
+                ],
+                "hidden": true
             }
         ]
     },
diff --git a/Source/WebCore/inspector/InspectorInstrumentation.cpp b/Source/WebCore/inspector/InspectorInstrumentation.cpp
index a1f501d..5cc071f 100644
--- a/Source/WebCore/inspector/InspectorInstrumentation.cpp
+++ b/Source/WebCore/inspector/InspectorInstrumentation.cpp
@@ -447,6 +447,12 @@ void InspectorInstrumentation::didEvaluateScriptImpl(const InspectorInstrumentat
         timelineAgent->didEvaluateScript();
 }
 
+void InspectorInstrumentation::didScriptExecutionStateChangeImpl(InstrumentingAgents* instrumentingAgents, bool isEnabled)
+{
+    if (InspectorPageAgent* pageAgent = instrumentingAgents->inspectorPageAgent())
+        pageAgent->didScriptExecutionStateChange(isEnabled);
+}
+
 void InspectorInstrumentation::didCreateIsolatedContextImpl(InstrumentingAgents* instrumentingAgents, Frame* frame, ScriptState* scriptState, SecurityOrigin* origin)
 {
     if (PageRuntimeAgent* runtimeAgent = instrumentingAgents->pageRuntimeAgent())
diff --git a/Source/WebCore/inspector/InspectorInstrumentation.h b/Source/WebCore/inspector/InspectorInstrumentation.h
index 1fa8dfb..cd445ad 100644
--- a/Source/WebCore/inspector/InspectorInstrumentation.h
+++ b/Source/WebCore/inspector/InspectorInstrumentation.h
@@ -151,6 +151,7 @@ public:
     static void didDispatchEventOnWindow(const InspectorInstrumentationCookie&);
     static InspectorInstrumentationCookie willEvaluateScript(Frame*, const String& url, int lineNumber);
     static void didEvaluateScript(const InspectorInstrumentationCookie&);
+    static void didScriptExecutionStateChange(Page*, bool isEnabled);
     static void didCreateIsolatedContext(Frame*, ScriptState*, SecurityOrigin*);
     static InspectorInstrumentationCookie willFireTimer(ScriptExecutionContext*, int timerId);
     static void didFireTimer(const InspectorInstrumentationCookie&);
@@ -355,6 +356,7 @@ private:
     static void didDispatchEventOnWindowImpl(const InspectorInstrumentationCookie&);
     static InspectorInstrumentationCookie willEvaluateScriptImpl(InstrumentingAgents*, const String& url, int lineNumber, Frame*);
     static void didEvaluateScriptImpl(const InspectorInstrumentationCookie&);
+    static void didScriptExecutionStateChangeImpl(InstrumentingAgents*, bool isEnabled);
     static void didCreateIsolatedContextImpl(InstrumentingAgents*, Frame*, ScriptState*, SecurityOrigin*);
     static InspectorInstrumentationCookie willFireTimerImpl(InstrumentingAgents*, int timerId, ScriptExecutionContext*);
     static void didFireTimerImpl(const InspectorInstrumentationCookie&);
@@ -965,6 +967,13 @@ inline void InspectorInstrumentation::didEvaluateScript(const InspectorInstrumen
 #endif
 }
 
+inline void InspectorInstrumentation::didScriptExecutionStateChange(Page* page, bool isEnabled)
+{
+    FAST_RETURN_IF_NO_FRONTENDS(void());
+    if (InstrumentingAgents* instrumentingAgents = instrumentingAgentsForPage(page))
+        return didScriptExecutionStateChangeImpl(instrumentingAgents, isEnabled);
+}
+
 inline void InspectorInstrumentation::didCreateIsolatedContext(Frame* frame, ScriptState* scriptState, SecurityOrigin* origin)
 {
 #if ENABLE(INSPECTOR)
diff --git a/Source/WebCore/inspector/InspectorPageAgent.cpp b/Source/WebCore/inspector/InspectorPageAgent.cpp
index 1583beb..427c7e2 100644
--- a/Source/WebCore/inspector/InspectorPageAgent.cpp
+++ b/Source/WebCore/inspector/InspectorPageAgent.cpp
@@ -1029,6 +1029,14 @@ void InspectorPageAgent::didRecalculateStyle()
         m_overlay->update();
 }
 
+void InspectorPageAgent::didScriptExecutionStateChange(bool isEnabled)
+{
+    if (!m_frontend)
+        return;
+
+    m_frontend->scriptExecutionStateChanged(isEnabled);
+}
+
 PassRefPtr<TypeBuilder::Page::Frame> InspectorPageAgent::buildObjectForFrame(Frame* frame)
 {
     RefPtr<TypeBuilder::Page::Frame> frameObject = TypeBuilder::Page::Frame::create()
diff --git a/Source/WebCore/inspector/InspectorPageAgent.h b/Source/WebCore/inspector/InspectorPageAgent.h
index 077f0c7..8f27450 100644
--- a/Source/WebCore/inspector/InspectorPageAgent.h
+++ b/Source/WebCore/inspector/InspectorPageAgent.h
@@ -156,6 +156,7 @@ public:
     void didLayout();
     void didScroll();
     void didRecalculateStyle();
+    void didScriptExecutionStateChange(bool isEnabled);
 
     // Inspector Controller API
     virtual void setFrontend(InspectorFrontend*);
diff --git a/Source/WebCore/inspector/front-end/ResourceTreeModel.js b/Source/WebCore/inspector/front-end/ResourceTreeModel.js
index d3e61eb..9fedbe0 100644
--- a/Source/WebCore/inspector/front-end/ResourceTreeModel.js
+++ b/Source/WebCore/inspector/front-end/ResourceTreeModel.js
@@ -625,6 +625,11 @@ WebInspector.PageDispatcher.prototype = {
 
     javascriptDialogClosed: function()
     {
+    },
+
+    scriptExecutionStateChanged: function(isEnabled)
+    {
+        WebInspector.settings.javaScriptDisabled.set(!isEnabled);
     }
 }
 
diff --git a/Source/WebCore/page/Settings.cpp b/Source/WebCore/page/Settings.cpp
index 301b36b..061dd7c 100644
--- a/Source/WebCore/page/Settings.cpp
+++ b/Source/WebCore/page/Settings.cpp
@@ -37,6 +37,7 @@
 #include "FrameView.h"
 #include "HTMLMediaElement.h"
 #include "HistoryItem.h"
+#include "InspectorInstrumentation.h"
 #include "Page.h"
 #include "PageCache.h"
 #include "ResourceHandle.h"
@@ -415,6 +416,7 @@ void Settings::imageLoadingSettingsTimerFired(Timer<Settings>*)
 void Settings::setScriptEnabled(bool isScriptEnabled)
 {
     m_isScriptEnabled = isScriptEnabled;
+    InspectorInstrumentation::didScriptExecutionStateChange(m_page, m_isScriptEnabled);
 }
 
 void Settings::setJavaEnabled(bool isJavaEnabled)