Mac Overlays: Allow SolidColor and Tile quads to be candidates for overlays.

cc/quads/content_draw_quad_base.cc

Index: cc/quads/content_draw_quad_base.cc
diff --git a/cc/quads/content_draw_quad_base.cc b/cc/quads/content_draw_quad_base.cc
index 66fa147beea8be3582e83551b815f9a6d19908ee..b53ad3b24c726407e3198e51a08d8ceefbd50f27 100644
--- a/cc/quads/content_draw_quad_base.cc
+++ b/cc/quads/content_draw_quad_base.cc
@@ -12,7 +12,7 @@
 namespace cc {
 
 ContentDrawQuadBase::ContentDrawQuadBase()
-    : swizzle_contents(false) {
+    : swizzle_contents(false), nearest_neighbor(false), allow_overlay(false) {
 }
 
 ContentDrawQuadBase::~ContentDrawQuadBase() {
@@ -26,7 +26,8 @@ void ContentDrawQuadBase::SetNew(const SharedQuadState* shared_quad_state,
                                  const gfx::RectF& tex_coord_rect,
                                  const gfx::Size& texture_size,
                                  bool swizzle_contents,
-                                 bool nearest_neighbor) {
+                                 bool nearest_neighbor,
+                                 bool allow_overlay) {
   bool needs_blending = false;
   DrawQuad::SetAll(shared_quad_state, material, rect, opaque_rect,
                    visible_rect, needs_blending);
@@ -34,6 +35,7 @@ void ContentDrawQuadBase::SetNew(const SharedQuadState* shared_quad_state,
   this->texture_size = texture_size;
   this->swizzle_contents = swizzle_contents;
   this->nearest_neighbor = nearest_neighbor;
+  this->allow_overlay = allow_overlay;
 }
 
 void ContentDrawQuadBase::SetAll(const SharedQuadState* shared_quad_state,
@@ -45,13 +47,15 @@ void ContentDrawQuadBase::SetAll(const SharedQuadState* shared_quad_state,
                                  const gfx::RectF& tex_coord_rect,
                                  const gfx::Size& texture_size,
                                  bool swizzle_contents,
-                                 bool nearest_neighbor) {
+                                 bool nearest_neighbor,
+                                 bool allow_overlay) {
   DrawQuad::SetAll(shared_quad_state, material, rect, opaque_rect,
                    visible_rect, needs_blending);
   this->tex_coord_rect = tex_coord_rect;
   this->texture_size = texture_size;
   this->swizzle_contents = swizzle_contents;
   this->nearest_neighbor = nearest_neighbor;
+  this->allow_overlay = allow_overlay;
 }
 
 void ContentDrawQuadBase::ExtendValue(
@@ -61,6 +65,7 @@ void ContentDrawQuadBase::ExtendValue(
 
   value->SetBoolean("swizzle_contents", swizzle_contents);
   value->SetBoolean("nearest_neighbor", nearest_neighbor);
+  value->SetBoolean("allow_overlay", allow_overlay);
 }
 
 }  // namespace cc