ImageCapture: support exposure mode configuration

third_party/WebKit/Source/modules/imagecapture/PhotoCapabilities.h

Index: third_party/WebKit/Source/modules/imagecapture/PhotoCapabilities.h
diff --git a/third_party/WebKit/Source/modules/imagecapture/PhotoCapabilities.h b/third_party/WebKit/Source/modules/imagecapture/PhotoCapabilities.h
index c41f745e4329622b9cab94c38b90a75a10926f88..1f09d6971bb49c4c502e15229435aaf2603e8e89 100644
--- a/third_party/WebKit/Source/modules/imagecapture/PhotoCapabilities.h
+++ b/third_party/WebKit/Source/modules/imagecapture/PhotoCapabilities.h
@@ -33,7 +33,10 @@ public:
     void setZoom(MediaSettingsRange* value) { m_zoom = value; }
 
     String focusMode() const;
-    void setFocusMode(media::mojom::blink::FocusMode focusMode) { m_focusMode = focusMode; }
+    void setFocusMode(media::mojom::blink::MeteringMode focusMode) { m_focusMode = focusMode; }
+
+    String exposureMode() const;
+    void setExposureMode(media::mojom::blink::MeteringMode exposureMode) { m_exposureMode = exposureMode; }
 
     DECLARE_VIRTUAL_TRACE();
 
@@ -44,7 +47,8 @@ private:
     Member<MediaSettingsRange> m_imageHeight;
     Member<MediaSettingsRange> m_imageWidth;
     Member<MediaSettingsRange> m_zoom;
-    media::mojom::blink::FocusMode m_focusMode = media::mojom::blink::FocusMode::UNAVAILABLE;
+    media::mojom::blink::MeteringMode m_focusMode = media::mojom::blink::MeteringMode::UNAVAILABLE;
+    media::mojom::blink::MeteringMode m_exposureMode = media::mojom::blink::MeteringMode::UNAVAILABLE;
 };
 
 } // namespace blink