Image Capture PPAPI: remove unused APIs

ppapi/proxy/image_capture_resource.h

Index: ppapi/proxy/image_capture_resource.h
diff --git a/ppapi/proxy/image_capture_resource.h b/ppapi/proxy/image_capture_resource.h
index ce3246c5d2bb82202dce64c792a5fb52d39332de..c798cb48135ab96e346f5c026c27cb3e364d1b88 100644
--- a/ppapi/proxy/image_capture_resource.h
+++ b/ppapi/proxy/image_capture_resource.h
@@ -37,18 +37,9 @@ class PPAPI_PROXY_EXPORT ImageCaptureResource
   virtual int32_t Open(PP_Var camera_source_id,
                        scoped_refptr<TrackedCallback> callback) override;
   virtual void Close() override;
-  virtual int32_t SetConfig(PP_Resource config,
-                            scoped_refptr<TrackedCallback> callback) override;
-  virtual int32_t GetConfig(PP_Resource* config,
-                            scoped_refptr<TrackedCallback> callback) override;
   virtual int32_t GetCameraCapabilities(
       PP_Resource* capabilities,
       scoped_refptr<TrackedCallback> callback) override;
-  virtual int32_t CaptureStillImage(
-      PPB_ImageCapture_Private_ShutterCallback shutter_callback,
-      PPB_ImageCapture_Private_PreviewCallback preview_callback,
-      PPB_ImageCapture_Private_JpegCallback jpeg_callback,
-      int64_t* sequence_id) override;
 
  private:
   enum OpenState { BEFORE_OPEN, OPENED, CLOSED };
@@ -72,8 +63,6 @@ class PPAPI_PROXY_EXPORT ImageCaptureResource
   scoped_refptr<TrackedCallback> get_capabilities_callback_;
   scoped_refptr<CameraCapabilitiesResource> camera_capabilities_;
 
-  // scoped_refptr<ImageCaptureConfigResource> config_;
-
   DISALLOW_COPY_AND_ASSIGN(ImageCaptureResource);
 };