cc: Make image controller return a status with the callback.

cc/tiles/decoded_image_tracker_unittest.cc

Index: cc/tiles/decoded_image_tracker_unittest.cc
diff --git a/cc/tiles/decoded_image_tracker_unittest.cc b/cc/tiles/decoded_image_tracker_unittest.cc
index eff5f18e392021f97ec4aaa7614d55d5cf435357..6b8b25ab02fb9c217d18303fe3f18aa3fa293944 100644
--- a/cc/tiles/decoded_image_tracker_unittest.cc
+++ b/cc/tiles/decoded_image_tracker_unittest.cc
@@ -26,7 +26,7 @@ class TestImageController : public ImageController {
       const ImageDecodedCallback& callback) override {
     auto id = next_id_++;
     locked_ids_.push_back(id);
-    callback.Run(id);
+    callback.Run(id, ImageDecodeResult::SUCCESS);
     return id;
   }
 
@@ -56,7 +56,7 @@ class DecodedImageTrackerTest : public testing::Test {
 TEST_F(DecodedImageTrackerTest, QueueImageLocksImages) {
   bool locked = false;
   decoded_image_tracker()->QueueImageDecode(
-      nullptr, base::Bind([](bool* locked) { *locked = true; },
+      nullptr, base::Bind([](bool* locked, bool success) { *locked = true; },
                           base::Unretained(&locked)));
   EXPECT_TRUE(locked);
   EXPECT_EQ(1u, image_controller()->num_locked_images());
@@ -65,7 +65,7 @@ TEST_F(DecodedImageTrackerTest, QueueImageLocksImages) {
 TEST_F(DecodedImageTrackerTest, NotifyFrameFinishedUnlocksImages) {
   bool locked = false;
   decoded_image_tracker()->QueueImageDecode(
-      nullptr, base::Bind([](bool* locked) { *locked = true; },
+      nullptr, base::Bind([](bool* locked, bool success) { *locked = true; },
                           base::Unretained(&locked)));
   EXPECT_TRUE(locked);
   EXPECT_EQ(1u, image_controller()->num_locked_images());
@@ -75,7 +75,7 @@ TEST_F(DecodedImageTrackerTest, NotifyFrameFinishedUnlocksImages) {
 
   locked = false;
   decoded_image_tracker()->QueueImageDecode(
-      nullptr, base::Bind([](bool* locked) { *locked = true; },
+      nullptr, base::Bind([](bool* locked, bool success) { *locked = true; },
                           base::Unretained(&locked)));
   EXPECT_TRUE(locked);
   EXPECT_EQ(2u, image_controller()->num_locked_images());