Remove const interfaces from content/public.

Tbr: [email protected], [email protected], [email protected]
Bug: 908139
Change-Id: I1b816b24c1a6a4d3813ae392348eaa9974151845
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1631749
Commit-Queue: Lucas Gadani <[email protected]>
Reviewed-by: Bo <[email protected]>
Reviewed-by: Lucas Gadani <[email protected]>
Reviewed-by: Avi Drissman <[email protected]>
Cr-Commit-Position: refs/heads/master@{#666034}
diff --git a/chrome/browser/ui/webui/chromeos/video_source.h b/chrome/browser/ui/webui/chromeos/video_source.h
index 12a1a88..316509a 100644
--- a/chrome/browser/ui/webui/chromeos/video_source.h
+++ b/chrome/browser/ui/webui/chromeos/video_source.h
@@ -28,13 +28,13 @@
   ~VideoSource() override;
 
   // content::URLDataSource:
-  std::string GetSource() const override;
+  std::string GetSource() override;
   void StartDataRequest(
       const std::string& path,
       const content::ResourceRequestInfo::WebContentsGetter& wc_getter,
       const content::URLDataSource::GotDataCallback& got_data_callback)
       override;
-  std::string GetMimeType(const std::string& path) const override;
+  std::string GetMimeType(const std::string& path) override;
 
  private:
   // Continuation from StartDataRequest().