Image Capture: add |supports_torch| field to mojom

third_party/WebKit/Source/modules/imagecapture/ImageCapture.cpp

Index: third_party/WebKit/Source/modules/imagecapture/ImageCapture.cpp
diff --git a/third_party/WebKit/Source/modules/imagecapture/ImageCapture.cpp b/third_party/WebKit/Source/modules/imagecapture/ImageCapture.cpp
index a460a3a0b47cbaff9b48e755343ea0e3a8f79ed7..ce49053aebb89bb09adc746f391195783bc813bb 100644
--- a/third_party/WebKit/Source/modules/imagecapture/ImageCapture.cpp
+++ b/third_party/WebKit/Source/modules/imagecapture/ImageCapture.cpp
@@ -564,10 +564,9 @@ void ImageCapture::onCapabilitiesUpdateInternal(
     m_settings.setZoom(capabilities.zoom->current);
   }
 
-  m_capabilities.setTorch(capabilities.torch);
-
-  // TODO(mcasas): do |torch| when the mojom interface is updated,
-  // https://crbug.com/700607.
+  m_capabilities.setTorch(capabilities.supports_torch);
+  if (capabilities.supports_torch)
+    m_settings.setTorch(capabilities.torch);
 }
 
 void ImageCapture::onServiceConnectionError() {