Remaining code for basic tile compression functionality.

cc/test/fake_tile_manager.cc

Index: cc/test/fake_tile_manager.cc
diff --git a/cc/test/fake_tile_manager.cc b/cc/test/fake_tile_manager.cc
index 146da3730ce61196d0096a6700177c0f9e88b997..bb456a50cd6106c8a01a676ac3023bf095695dcf 100644
--- a/cc/test/fake_tile_manager.cc
+++ b/cc/test/fake_tile_manager.cc
@@ -47,9 +47,14 @@ class FakeTileTaskRunnerImpl : public TileTaskRunner, public TileTaskClient {
     }
     completed_tasks_.clear();
   }
-  ResourceFormat GetResourceFormat() const override { return RGBA_8888; }
-  bool GetResourceRequiresSwizzle() const override {
-    return !PlatformColor::SameComponentOrder(GetResourceFormat());
+  ResourceFormat GetResourceFormat(bool must_be_noncompressed,
+                                   bool must_support_alpha) const override {
+    return RGBA_8888;
+  }
+  bool GetResourceRequiresSwizzle(bool must_be_noncompressed,
+                                  bool must_support_alpha) const override {
+    return !PlatformColor::SameComponentOrder(
+               GetResourceFormat(must_be_noncompressed, must_support_alpha));
   }
 
   // Overridden from TileTaskClient: