22 lines
1 KiB
Diff
22 lines
1 KiB
Diff
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diff --git a/content/browser/renderer_host/input/mouse_wheel_phase_handler.h b/content/browser/renderer_host/input/mouse_wheel_phase_handler.h
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index 4f7c03d62930..25b74d9b5236 100644
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--- a/content/browser/renderer_host/input/mouse_wheel_phase_handler.h
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+++ b/content/browser/renderer_host/input/mouse_wheel_phase_handler.h
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@@ -7,6 +7,7 @@
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#include "base/timer/timer.h"
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#include "content/browser/renderer_host/render_widget_host_delegate.h"
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+#include "content/common/content_export.h"
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#include "content/public/common/input_event_ack_state.h"
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#include "third_party/blink/public/platform/web_mouse_wheel_event.h"
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@@ -55,7 +56,7 @@ enum class FirstScrollUpdateAckState {
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// The MouseWheelPhaseHandler is responsible for adding the proper phase to
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// wheel events. Phase information is necessary for wheel scrolling since it
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// shows the start and end of a scrolling sequence.
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-class MouseWheelPhaseHandler {
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+class CONTENT_EXPORT MouseWheelPhaseHandler {
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public:
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MouseWheelPhaseHandler(RenderWidgetHostViewBase* const host_view);
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~MouseWheelPhaseHandler() {}
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