Removing ContentViewCore dependencies from few functions which acts as direct wrapper to WebContents

content/public/browser/android/content_view_core.h

Index: content/public/browser/android/content_view_core.h
diff --git a/content/public/browser/android/content_view_core.h b/content/public/browser/android/content_view_core.h
index 550757102a779c66a25985839e6e67e277009697..ae2388bf479b83f32acdf4b628328ffbd85d6c7e 100644
--- a/content/public/browser/android/content_view_core.h
+++ b/content/public/browser/android/content_view_core.h
@@ -69,13 +69,6 @@ class CONTENT_EXPORT ContentViewCore {
       const gfx::Vector2dF& scroll_offset,
       float page_scale_factor)> UpdateFrameInfoCallback;
 
-  // Text surrounding selection.
-  virtual void RequestTextSurroundingSelection(
-      int max_length,
-      const base::Callback<void(const base::string16& content,
-                                int start_offset,
-                                int end_offset)>& callback) = 0;
-
  protected:
   virtual ~ContentViewCore() {};
 };