Use a singleton 1x1 offscreen surface for all TextureImageTransportSurface instances.

content/common/gpu/texture_image_transport_surface.cc

Index: content/common/gpu/texture_image_transport_surface.cc
diff --git a/content/common/gpu/texture_image_transport_surface.cc b/content/common/gpu/texture_image_transport_surface.cc
index c6d28e09004edc0673978e1aedc434bd9f414c49..8e95c869193e490bb9b05461f8af68b04b40b597 100644
--- a/content/common/gpu/texture_image_transport_surface.cc
+++ b/content/common/gpu/texture_image_transport_surface.cc
@@ -88,8 +88,8 @@ bool TextureImageTransportSurface::Initialize() {
         texture.info, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
   }
 
-  surface_ = gfx::GLSurface::CreateOffscreenGLSurface(false, gfx::Size(1, 1));
-  if (!surface_.get())
+  surface_ = manager->AllocMakeCurrentSurface();
+  if (!surface_)
     return false;
 
   if (!helper_->Initialize())
@@ -108,8 +108,8 @@ void TextureImageTransportSurface::Destroy() {
     ReleaseParentStub();
   }
 
-  if (surface_.get()) {
-    surface_->Destroy();
+  if (surface_) {
+    helper_->manager()->ReleaseMakeCurrentSurface();
     surface_ = NULL;
   }
 
@@ -202,11 +202,11 @@ void* TextureImageTransportSurface::GetShareHandle() {
 }
 
 void* TextureImageTransportSurface::GetDisplay() {
-  return surface_.get() ? surface_->GetDisplay() : NULL;
+  return surface_ ? surface_->GetDisplay() : NULL;
 }
 
 void* TextureImageTransportSurface::GetConfig() {
-  return surface_.get() ? surface_->GetConfig() : NULL;
+  return surface_ ? surface_->GetConfig() : NULL;
 }
 
 void TextureImageTransportSurface::OnResize(gfx::Size size) {
@@ -344,7 +344,7 @@ gfx::Size TextureImageTransportSurface::GetSize() {
 }
 
 void* TextureImageTransportSurface::GetHandle() {
-  return surface_.get() ? surface_->GetHandle() : NULL;
+  return surface_ ? surface_->GetHandle() : NULL;
 }
 
 unsigned TextureImageTransportSurface::GetFormat() {