Generate thumbnails in the browser process.

chrome/browser/renderer_host/render_view_host.cc

Index: chrome/browser/renderer_host/render_view_host.cc
diff --git a/chrome/browser/renderer_host/render_view_host.cc b/chrome/browser/renderer_host/render_view_host.cc
index 4f9d87880e3b09bca35f911dcd8582bcc921a12a..af849c2ba9b25173485db22ee3fea17a00b24038 100644
--- a/chrome/browser/renderer_host/render_view_host.cc
+++ b/chrome/browser/renderer_host/render_view_host.cc
@@ -47,7 +47,6 @@
 #include "chrome/common/render_messages.h"
 #include "chrome/common/render_messages_params.h"
 #include "chrome/common/result_codes.h"
-#include "chrome/common/thumbnail_score.h"
 #include "chrome/common/translate_errors.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/common/web_apps.h"
@@ -574,10 +573,6 @@ void RenderViewHost::GetApplicationInfo(int32 page_id) {
   Send(new ViewMsg_GetApplicationInfo(routing_id(), page_id));
 }
 
-void RenderViewHost::CaptureThumbnail() {
-  Send(new ViewMsg_CaptureThumbnail(routing_id()));
-}
-
 void RenderViewHost::CaptureSnapshot() {
   Send(new ViewMsg_CaptureSnapshot(routing_id()));
 }
@@ -757,7 +752,6 @@ bool RenderViewHost::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateTitle, OnMsgUpdateTitle)
     IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateEncoding, OnMsgUpdateEncoding)
     IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateTargetURL, OnMsgUpdateTargetURL)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_Thumbnail, OnMsgThumbnail)
     IPC_MESSAGE_HANDLER(ViewHostMsg_Snapshot, OnMsgScreenshot)
     IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateInspectorSetting,
                         OnUpdateInspectorSetting)
@@ -867,6 +861,7 @@ bool RenderViewHost::OnMessageReceived(const IPC::Message& msg) {
 #endif
     IPC_MESSAGE_HANDLER(ViewHostMsg_PagesReadyForPreview,
                         OnPagesReadyForPreview)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateScrollOffset, OnUpdateScrollOffset)
     // Have the super handle all other messages.
     IPC_MESSAGE_UNHANDLED(handled = RenderWidgetHost::OnMessageReceived(msg))
   IPC_END_MESSAGE_MAP_EX()
@@ -1076,12 +1071,6 @@ void RenderViewHost::OnMsgUpdateTargetURL(int32 page_id,
   Send(new ViewMsg_UpdateTargetURL_ACK(routing_id()));
 }
 
-void RenderViewHost::OnMsgThumbnail(const GURL& url,
-                                    const ThumbnailScore& score,
-                                    const SkBitmap& bitmap) {
-  delegate_->UpdateThumbnail(url, bitmap, score);
-}
-
 void RenderViewHost::OnMsgScreenshot(const SkBitmap& bitmap) {
   NotificationService::current()->Notify(
       NotificationType::TAB_SNAPSHOT_TAKEN,
@@ -2027,3 +2016,7 @@ void RenderViewHost::OnPagesReadyForPreview(
   // Send the printingDone msg for now.
   Send(new ViewMsg_PrintingDone(routing_id(), params.document_cookie, true));
 }
+
+void RenderViewHost::OnUpdateScrollOffset(const gfx::Size& scroll_offset) {
+  last_scroll_offset_ = scroll_offset;
+}