Generate thumbnails in the browser process.

chrome/common/render_messages_internal.h

Index: chrome/common/render_messages_internal.h
diff --git a/chrome/common/render_messages_internal.h b/chrome/common/render_messages_internal.h
index aa9172e0856b1dc72bdd65ed39656cdaecba9240..d2f9eeede8e80f96c964e27bf7291ed94442ebcc 100644
--- a/chrome/common/render_messages_internal.h
+++ b/chrome/common/render_messages_internal.h
@@ -53,7 +53,6 @@ class Value;
 class GPUInfo;
 struct PP_Flash_NetAddress;
 class SkBitmap;
-struct ThumbnailScore;
 class WebCursor;
 
 namespace gfx {
@@ -157,10 +156,6 @@ IPC_MESSAGE_ROUTED1(ViewMsg_WasRestored,
                     bool /* needs_repainting */)
 
 // Tells the render view to capture a thumbnail image of the page. The
-// render view responds with a ViewHostMsg_Thumbnail.
-IPC_MESSAGE_ROUTED0(ViewMsg_CaptureThumbnail)
-
-// Tells the render view to capture a thumbnail image of the page. The
 // render view responds with a ViewHostMsg_Snapshot.
 IPC_MESSAGE_ROUTED0(ViewMsg_CaptureSnapshot)
 
@@ -1279,6 +1274,9 @@ IPC_MESSAGE_ROUTED2(ViewHostMsg_PaintAtSize_ACK,
 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
                     ViewHostMsg_UpdateRect_Params)
 
+// Sent to update the current scroll offset.
+IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateScrollOffset, gfx::Size);
+
 // Sent by the renderer when accelerated compositing is enabled or disabled to
 // notify the browser whether or not is should do painting.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidActivateAcceleratedCompositing,
@@ -1489,13 +1487,6 @@ IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetExtensionMessageBundle,
                             std::string /* extension id */,
                             SubstitutionMap /* message bundle */)
 
-// Specifies the URL as the first parameter (a wstring) and thumbnail as
-// binary data as the second parameter.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_Thumbnail,
-                    GURL /* url */,
-                    ThumbnailScore /* score */,
-                    SkBitmap /* bitmap */)
-
 // Send a snapshot of the tab contents to the render host.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_Snapshot,
                     SkBitmap /* bitmap */)