cc: Rework overlays to not use the ResourceProvider and pass texture size

cc/output/overlay_processor.cc

Index: cc/output/overlay_processor.cc
diff --git a/cc/output/overlay_processor.cc b/cc/output/overlay_processor.cc
index 0f5ec560dd6baeb42bda510ee3ff602826e9382d..baae69dd10ed2bbe04e9178b1948c743a3356d23 100644
--- a/cc/output/overlay_processor.cc
+++ b/cc/output/overlay_processor.cc
@@ -12,22 +12,19 @@
 
 namespace cc {
 
-OverlayProcessor::OverlayProcessor(OutputSurface* surface,
-                                   ResourceProvider* resource_provider)
-    : surface_(surface), resource_provider_(resource_provider) {}
+OverlayProcessor::OverlayProcessor(OutputSurface* surface) : surface_(surface) {
+}
 
 void OverlayProcessor::Initialize() {
   DCHECK(surface_);
-  if (!resource_provider_)
-    return;
 
   OverlayCandidateValidator* candidates =
       surface_->GetOverlayCandidateValidator();
   if (candidates) {
-    strategies_.push_back(scoped_ptr<Strategy>(
-        new OverlayStrategySingleOnTop(candidates, resource_provider_)));
-    strategies_.push_back(scoped_ptr<Strategy>(
-        new OverlayStrategyUnderlay(candidates, resource_provider_)));
+    strategies_.push_back(
+        scoped_ptr<Strategy>(new OverlayStrategySingleOnTop(candidates)));
+    strategies_.push_back(
+        scoped_ptr<Strategy>(new OverlayStrategyUnderlay(candidates)));
   }
 }