Disable the Run option in context menu for blocked plugins if they were blocked by policy.

chrome/browser/plugins/plugin_info_message_filter.cc

Index: chrome/browser/plugins/plugin_info_message_filter.cc
diff --git a/chrome/browser/plugins/plugin_info_message_filter.cc b/chrome/browser/plugins/plugin_info_message_filter.cc
index 71870a48df9fe91ea9b0b8387ab4761286f6b179..2995751a1948b7e01d61941583c1eac884c41290 100644
--- a/chrome/browser/plugins/plugin_info_message_filter.cc
+++ b/chrome/browser/plugins/plugin_info_message_filter.cc
@@ -219,11 +219,12 @@ void PluginInfoMessageFilter::Context::DecidePluginStatus(
 
   ContentSetting plugin_setting = CONTENT_SETTING_DEFAULT;
   bool uses_default_content_setting = true;
+  bool is_managed = false;
   // Check plug-in content settings. The primary URL is the top origin URL and
   // the secondary URL is the plug-in URL.
   GetPluginContentSetting(plugin, params.top_origin_url, params.url,
                           plugin_metadata->identifier(), &plugin_setting,
-                          &uses_default_content_setting);
+                          &uses_default_content_setting, &is_managed);
   DCHECK(plugin_setting != CONTENT_SETTING_DEFAULT);
 
   PluginMetadata::SecurityStatus plugin_status =
@@ -272,10 +273,13 @@ void PluginInfoMessageFilter::Context::DecidePluginStatus(
     return;
   }
 
-  if (plugin_setting == CONTENT_SETTING_ASK)
-    status->value = ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay;
-  else if (plugin_setting == CONTENT_SETTING_BLOCK)
-    status->value = ChromeViewHostMsg_GetPluginInfo_Status::kBlocked;
+  if (plugin_setting == CONTENT_SETTING_ASK) {
+      status->value = ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay;
+  } else if (plugin_setting == CONTENT_SETTING_BLOCK) {
+    status->value =
+        is_managed ? ChromeViewHostMsg_GetPluginInfo_Status::kBlockedByPolicy
+                   : ChromeViewHostMsg_GetPluginInfo_Status::kBlocked;
+  }
 
   if (status->value == ChromeViewHostMsg_GetPluginInfo_Status::kAllowed) {
     // Allow an embedder of <webview> to block a plugin from being loaded inside
@@ -344,7 +348,8 @@ void PluginInfoMessageFilter::Context::GetPluginContentSetting(
     const GURL& plugin_url,
     const std::string& resource,
     ContentSetting* setting,
-    bool* uses_default_content_setting) const {
+    bool* uses_default_content_setting,
+    bool* is_managed) const {
   scoped_ptr<base::Value> value;
   content_settings::SettingInfo info;
   bool uses_plugin_specific_setting = false;
@@ -371,6 +376,7 @@ void PluginInfoMessageFilter::Context::GetPluginContentSetting(
       !uses_plugin_specific_setting &&
       info.primary_pattern == ContentSettingsPattern::Wildcard() &&
       info.secondary_pattern == ContentSettingsPattern::Wildcard();
+  *is_managed = info.source == content_settings::SETTING_SOURCE_POLICY;
 }
 
 void PluginInfoMessageFilter::Context::MaybeGrantAccess(