Delete Android content detectors.

content/browser/renderer_host/render_widget_host_view_android.h

Index: content/browser/renderer_host/render_widget_host_view_android.h
diff --git a/content/browser/renderer_host/render_widget_host_view_android.h b/content/browser/renderer_host/render_widget_host_view_android.h
index a1492ec2b37ec8fcb379fc592c750eafc748c138..af1f00a5dea63099605fbe3f983275a370ff0640 100644
--- a/content/browser/renderer_host/render_widget_host_view_android.h
+++ b/content/browser/renderer_host/render_widget_host_view_android.h
@@ -41,8 +41,6 @@
 #include "ui/gfx/selection_bound.h"
 #include "ui/touch_selection/touch_selection_controller.h"
 
-class GURL;
-
 namespace ui {
 class MotionEventAndroid;
 struct DidOverscrollParams;
@@ -233,8 +231,6 @@ class CONTENT_EXPORT RenderWidgetHostViewAndroid
 
   base::WeakPtr<RenderWidgetHostViewAndroid> GetWeakPtrAndroid();
 
-  void OnStartContentIntent(const GURL& content_url, bool is_main_frame);
-
   bool OnTouchEvent(const ui::MotionEvent& event);
   bool OnTouchHandleEvent(const ui::MotionEvent& event);
   void ResetGestureDetection();