Implemented GetWindowSnapshot on RenderViewImpl

content/browser/renderer_host/render_view_host_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 34 matching lines @@
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/dom_operation_notification_details.h"
 #include "content/public/browser/native_web_keyboard_event.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_view_host_observer.h"
 #include "content/public/browser/user_metrics.h"
+#include "content/public/browser/window_util.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/context_menu_params.h"
 #include "content/public/common/context_menu_source_type.h"
 #include "content/public/common/result_codes.h"
 #include "content/public/common/url_constants.h"
 #include "net/base/net_util.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "third_party/skia/include/core/SkBitmap.h"
@@ skipping 957 matching lines @@
     IPC_MESSAGE_HANDLER(ViewHostMsg_FocusedNodeChanged, OnFocusedNodeChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_AddMessageToConsole, OnAddMessageToConsole)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ShouldClose_ACK, OnMsgShouldCloseACK)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ClosePage_ACK, OnMsgClosePageACK)
     IPC_MESSAGE_HANDLER(ViewHostMsg_SelectionChanged, OnMsgSelectionChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_SelectionBoundsChanged,
                         OnMsgSelectionBoundsChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ScriptEvalResponse, OnScriptEvalResponse)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidZoomURL, OnDidZoomURL)
     IPC_MESSAGE_HANDLER(ViewHostMsg_MediaNotification, OnMediaNotification)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_GetWindowSnapshot, OnMsgGetWindowSnapshot)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(ViewHostMsg_StartContentIntent, OnStartContentIntent)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidChangeBodyBackgroundColor,
                         OnMsgDidChangeBodyBackgroundColor)
 #endif
     IPC_MESSAGE_HANDLER(DesktopNotificationHostMsg_RequestPermission,
                         OnRequestDesktopNotificationPermission)
     IPC_MESSAGE_HANDLER(DesktopNotificationHostMsg_Show,
                         OnShowDesktopNotification)
     IPC_MESSAGE_HANDLER(DesktopNotificationHostMsg_Cancel,
@@ skipping 986 matching lines @@
   // can cause navigations to be ignored in OnMsgNavigate.
   is_waiting_for_beforeunload_ack_ = false;
   is_waiting_for_unload_ack_ = false;
   has_timed_out_on_unload_ = false;
 }
 
 void RenderViewHostImpl::ClearPowerSaveBlockers() {
   STLDeleteValues(&power_save_blockers_);
 }
 
+void RenderViewHostImpl::OnMsgGetWindowSnapshot(const int id) {
+    std::vector<unsigned char> png;

[jam, 2012/11/09 02:21:29]

nit: 2 space tabbing per style guide

+
+    const CommandLine& command_line = *CommandLine::ForCurrentProcess();
+    if (command_line.HasSwitch(switches::kEnableGpuBenchmarking)) {
+      gfx::Size snapshot_size;
+      gfx::Rect view_bounds = GetView()->GetViewBounds();
+      gfx::Rect snapshot_bounds(
+          0, 0, view_bounds.width(), view_bounds.height());
+
+      snapshot_size.SetSize(snapshot_bounds.width(),
+          snapshot_bounds.height());
+
+      if (content::GrabViewSnapshot(GetView()->GetNativeView(),
+          &png, snapshot_bounds)) {
+        Send(new ViewMsg_WindowSnapshotCompleted(
+            GetRoutingID(), id, snapshot_size, png));
+        return;
+      }
+    }
+
+    Send(new ViewMsg_WindowSnapshotCompleted(
+        GetRoutingID(), id, gfx::Size(), png));
+}
+
 }  // namespace content