DevTools: [Android] implement RenderWidgetHostViewAndroid::CopyFromCompositingSurface

content/browser/web_contents/web_contents_view_gtk.cc

Index: content/browser/web_contents/web_contents_view_gtk.cc
diff --git a/content/browser/web_contents/web_contents_view_gtk.cc b/content/browser/web_contents/web_contents_view_gtk.cc
index cdc36c8d11e8d35e377d4d871cfd5115705dc69d..248b289303f51017a6ee8aab7610118a0397b834 100644
--- a/content/browser/web_contents/web_contents_view_gtk.cc
+++ b/content/browser/web_contents/web_contents_view_gtk.cc
@@ -28,6 +28,7 @@
 #include "ui/gfx/point.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
+#include "ui/snapshot/snapshot.h"
 
 using WebKit::WebDragOperation;
 using WebKit::WebDragOperationsMask;
@@ -301,6 +302,17 @@ void WebContentsViewGtk::TakeFocus(bool reverse) {
   }
 }
 
+bool WebContentsViewGtk::GrabSnapshot(const std::string& format,
+                                      int quality,
+                                      double scale,
+                                      std::vector<uint8>* data) {
+  if (format != "png" || scale != 1) {
+    LOG(ERROR) << "Can only capture non-scaled PNG snapshots.";
+    return false;
+  }
+  return ui::GrabViewSnapshot(GetNativeView(), data, GetViewBounds());
+}
+
 void WebContentsViewGtk::InsertIntoContentArea(GtkWidget* widget) {
   gtk_container_add(GTK_CONTAINER(expanded_.get()), widget);
 }