cc: Move draw params from SetExternalDrawConstraints to OnDraw

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index fdcc26ddf4168b598401d871cc19f66c7b6b63b4..1ffe1fedca56d649536c84db882af278082c19eb 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -2120,7 +2120,11 @@ class LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor
   void CallOnDraw() {
     // Synchronous compositor does not draw unless told to do so by the output
     // surface.
-    output_surface()->client()->OnDraw();
+    gfx::Transform identity;
+    gfx::Rect empty_rect;
+    bool resourceless_software_draw = false;
+    output_surface()->client()->OnDraw(identity, empty_rect, empty_rect,
+                                       resourceless_software_draw);
   }
 };
 
@@ -2484,10 +2488,10 @@ class LayerTreeHostTestResourcelessSoftwareDraw : public LayerTreeHostTest {
       case 1: {
         gfx::Transform identity;
         gfx::Rect empty_rect;
+        host_impl->SetExternalTilePriorityConstraints(empty_rect, identity);

[boliu, 2015/12/16 01:17:47]

Also rewrote this test to not need this, but actually do draws with through
Invalidate/OnDraw.

         bool resourceless_software_draw = true;
-        host_impl->SetExternalDrawConstraints(identity, empty_rect, empty_rect,
-                                              empty_rect, identity,
-                                              resourceless_software_draw);
+        host_impl->SetResourcelessSoftwareDrawForTesting(
+            resourceless_software_draw);
         host_impl->SetFullRootLayerDamage();
         host_impl->SetNeedsRedraw();
         break;