Implemented GetWindowSnapshot on RenderViewImpl

chrome/browser/ui/window_snapshot/window_snapshot.cc

Index: chrome/browser/ui/window_snapshot/window_snapshot.cc
diff --git a/chrome/browser/ui/window_snapshot/window_snapshot.cc b/chrome/browser/ui/window_snapshot/window_snapshot.cc
index ed0419745fa222d4aa4190e24faaae10fad1d6e2..7d922b6131f3dcc34ef7186e4177b316d08500ec 100644
--- a/chrome/browser/ui/window_snapshot/window_snapshot.cc
+++ b/chrome/browser/ui/window_snapshot/window_snapshot.cc
@@ -8,6 +8,12 @@
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/pref_names.h"
 
+#if defined(USE_AURA)
+#include "chrome/browser/ui/window_snapshot/window_snapshot_aura.h"
+#else
+#include "ui/base/snapshot/snapshot.h"
+#endif
+
 namespace chrome {
 
 bool GrabWindowSnapshotForUser(
@@ -24,4 +30,19 @@ void RegisterScreenshotPrefs(PrefService* service) {
   service->RegisterBooleanPref(prefs::kDisableScreenshots, false);
 }
 
-}  // namespace browser
+namespace internal {
+
+bool GrabWindowSnapshot(gfx::NativeWindow window,
+                        std::vector<unsigned char>* png_representation,
+                        const gfx::Rect& snapshot_bounds) {
+#if defined(USE_AURA)
+  return chrome::GrabAuraCompositorSnapshot(window, png_representation,
+      snapshot_bounds);
+#else
+  return ui::GrabWindowSnapshot(window, png_representation,
+      snapshot_bounds);
+#endif
+}
+
+}  // namespace internal
+}  // namespace chrome