Adds kind-of-live thumbnail generation for a potential tab switcher.

chrome/renderer/render_process.cc

Index: chrome/renderer/render_process.cc
diff --git a/chrome/renderer/render_process.cc b/chrome/renderer/render_process.cc
index 6cfb56d5dfc854b94670a31c9fcba21b37befaf8..027b2092b437ca02dcb760eb64b39c9d4fdaf25f 100644
--- a/chrome/renderer/render_process.cc
+++ b/chrome/renderer/render_process.cc
@@ -136,21 +136,6 @@ bool RenderProcess::InProcessPlugins() {
 // -----------------------------------------------------------------------------
 // Platform specific code for dealing with bitmap transport...
 
-// -----------------------------------------------------------------------------
-// Create a platform canvas object which renders into the given transport
-// memory.
-// -----------------------------------------------------------------------------
-static skia::PlatformCanvas* CanvasFromTransportDIB(
-    TransportDIB* dib, const gfx::Rect& rect) {
-#if defined(OS_WIN)
-  return new skia::PlatformCanvas(rect.width(), rect.height(), true,
-                                  dib->handle());
-#elif defined(OS_LINUX) || defined(OS_MACOSX)
-  return new skia::PlatformCanvas(rect.width(), rect.height(), true,
-                                  reinterpret_cast<uint8_t*>(dib->memory()));
-#endif
-}
-
 TransportDIB* RenderProcess::CreateTransportDIB(size_t size) {
 #if defined(OS_WIN) || defined(OS_LINUX)
   // Windows and Linux create transport DIBs inside the renderer
@@ -196,7 +181,7 @@ skia::PlatformCanvas* RenderProcess::GetDrawingCanvas(
       return false;
   }
 
-  return CanvasFromTransportDIB(*memory, rect);
+  return (*memory)->GetPlatformCanvas(rect.width(), rect.height());
 }
 
 void RenderProcess::ReleaseTransportDIB(TransportDIB* mem) {