Migrate Telemetry from beginWindowSnapshotPNG to Page.captureScreenshot

content/common/view_messages.h

Index: content/common/view_messages.h
diff --git a/content/common/view_messages.h b/content/common/view_messages.h
index fbf73476c35819342ac73e26dd5bf07549f3de39..4f8d000fb03b0c7d649401c707f0341b6a8af9a6 100644
--- a/content/common/view_messages.h
+++ b/content/common/view_messages.h
@@ -884,12 +884,6 @@ IPC_MESSAGE_ROUTED1(ViewMsg_SetAccessibilityMode,
 IPC_MESSAGE_ROUTED1(ViewMsg_ReleaseDisambiguationPopupBitmap,
                     cc::SharedBitmapId /* id */)
 
-// Notifies the renderer that a snapshot has been retrieved.
-IPC_MESSAGE_ROUTED3(ViewMsg_WindowSnapshotCompleted,
-                    int /* snapshot_id */,
-                    gfx::Size /* size */,
-                    std::vector<unsigned char> /* png */)
-
 #if defined(OS_MACOSX)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::ScrollerStyle, blink::ScrollerStyleOverlay);
 
@@ -985,6 +979,10 @@ IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
 
 IPC_MESSAGE_ROUTED0(ViewMsg_SelectWordAroundCaret)
 
+// Sent by the browser to ask the renderer to redraw.
+IPC_MESSAGE_ROUTED1(ViewMsg_ForceRedraw,
+                    int /* request_id */)
+
 // -----------------------------------------------------------------------------
 // Messages sent from the renderer to the browser.