bluetooth: Show tab indicator when BT device is connected

content/public/browser/web_contents.h

Index: content/public/browser/web_contents.h
diff --git a/content/public/browser/web_contents.h b/content/public/browser/web_contents.h
index 26588f07f4ae829bdb25fbbf2c929a807fdff65f..a308c009f3010874e4000a21480a9ae7094d55cc 100644
--- a/content/public/browser/web_contents.h
+++ b/content/public/browser/web_contents.h
@@ -357,6 +357,10 @@ class WebContents : public PageNavigator,
   virtual bool IsAudioMuted() const = 0;
   virtual void SetAudioMuted(bool mute) = 0;
 
+  // Indicates/Sets wheter a WebContents is connected to a Bluetooth Device.
+  virtual bool IsBluetoothDeviceConnected() const = 0;
+  virtual void SetBluetoothDeviceConnected(bool connected) = 0;
+
   // Indicates whether this tab should be considered crashed. The setter will
   // also notify the delegate when the flag is changed.
   virtual bool IsCrashed() const  = 0;