cc: Don't use partial updates for scrollbars when they are not allowed.

cc/resource_update_controller.cc

Index: cc/resource_update_controller.cc
diff --git a/cc/resource_update_controller.cc b/cc/resource_update_controller.cc
index d1ba4cf722ddc63977024cb82083ea7d5053549f..9c35f8be6e91554ddbbd15c582ba34d1f30de095 100644
--- a/cc/resource_update_controller.cc
+++ b/cc/resource_update_controller.cc
@@ -23,11 +23,7 @@ using WebKit::WebSharedGraphicsContext3D;
 namespace {
 
 // Number of partial updates we allow.
-#if defined(OS_ANDROID)
-const size_t partialTextureUpdatesMax = 0;

[enne (OOO), 2012/12/22 01:17:18]

I see that you moved this to settings, but where is the code that uses the value
from settings rather than from resource provider?

[danakj, 2012/12/22 01:22:38]

LayerTreeHost takes the min of settings and the value from the proxy, and puts
that back in the settings.

-#else
 const size_t partialTextureUpdatesMax = 12;
-#endif
 
 // Measured in seconds.
 const double textureUpdateTickRate = 0.004;