Add flag to enable rendering of text using signed distance fields.

cc/output/overlay_unittest.cc

Index: cc/output/overlay_unittest.cc
diff --git a/cc/output/overlay_unittest.cc b/cc/output/overlay_unittest.cc
index 3b0c65a2806de7be5875d0fe07b530a423ba05ba..c258c9d48737866279009d02aaaec710a8e8cd96 100644
--- a/cc/output/overlay_unittest.cc
+++ b/cc/output/overlay_unittest.cc
@@ -213,7 +213,7 @@ TEST(OverlayTest, OverlaysProcessorHasStrategy) {
   scoped_ptr<SharedBitmapManager> shared_bitmap_manager(
       new TestSharedBitmapManager());
   scoped_ptr<ResourceProvider> resource_provider(ResourceProvider::Create(
-      &output_surface, shared_bitmap_manager.get(), 0, false, 1));
+      &output_surface, shared_bitmap_manager.get(), 0, false, 1, false));
 
   scoped_ptr<DefaultOverlayProcessor> overlay_processor(
       new DefaultOverlayProcessor(&output_surface, resource_provider.get()));
@@ -232,7 +232,8 @@ class SingleOverlayOnTopTest : public testing::Test {
 
     shared_bitmap_manager_.reset(new TestSharedBitmapManager());
     resource_provider_ = ResourceProvider::Create(
-        output_surface_.get(), shared_bitmap_manager_.get(), 0, false, 1);
+        output_surface_.get(), shared_bitmap_manager_.get(), 0, false, 1,
+        false);
 
     overlay_processor_.reset(new SingleOverlayProcessor(
         output_surface_.get(), resource_provider_.get()));
@@ -510,7 +511,8 @@ class GLRendererWithOverlaysTest : public testing::Test {
     output_surface_.reset(new OverlayOutputSurface(provider_));
     CHECK(output_surface_->BindToClient(&output_surface_client_));
     resource_provider_ =
-        ResourceProvider::Create(output_surface_.get(), NULL, 0, false, 1);
+        ResourceProvider::Create(output_surface_.get(), NULL, 0, false, 1,
+        false);
 
     provider_->support()->SetScheduleOverlayPlaneCallback(base::Bind(
         &MockOverlayScheduler::Schedule, base::Unretained(&scheduler_)));