cc: Rename ImageDecodeController to ImageDecodeCache.

cc/BUILD.gn

Index: cc/BUILD.gn
diff --git a/cc/BUILD.gn b/cc/BUILD.gn
index 2e357a04396eb8f077af600cd03c97f5c263d6a8..e6cdde6c1019213c9141f6a560cbeb35c7494044 100644
--- a/cc/BUILD.gn
+++ b/cc/BUILD.gn
@@ -425,9 +425,9 @@ cc_component("cc") {
     "scheduler/video_frame_controller.h",
     "tiles/eviction_tile_priority_queue.cc",
     "tiles/eviction_tile_priority_queue.h",
-    "tiles/gpu_image_decode_controller.cc",
-    "tiles/gpu_image_decode_controller.h",
-    "tiles/image_decode_controller.h",
+    "tiles/gpu_image_decode_cache.cc",
+    "tiles/gpu_image_decode_cache.h",
+    "tiles/image_decode_cache.h",
     "tiles/image_manager.cc",
     "tiles/image_manager.h",
     "tiles/mipmap_util.cc",
@@ -444,8 +444,8 @@ cc_component("cc") {
     "tiles/raster_tile_priority_queue_all.h",
     "tiles/raster_tile_priority_queue_required.cc",
     "tiles/raster_tile_priority_queue_required.h",
-    "tiles/software_image_decode_controller.cc",
-    "tiles/software_image_decode_controller.h",
+    "tiles/software_image_decode_cache.cc",
+    "tiles/software_image_decode_cache.h",
     "tiles/tile.cc",
     "tiles/tile.h",
     "tiles/tile_draw_info.cc",
@@ -883,12 +883,12 @@ cc_test("cc_unittests") {
     "test/mock_helper_unittest.cc",
     "test/ordered_simple_task_runner_unittest.cc",
     "test/test_web_graphics_context_3d_unittest.cc",
-    "tiles/gpu_image_decode_controller_unittest.cc",
+    "tiles/gpu_image_decode_cache_unittest.cc",
     "tiles/image_manager_unittest.cc",
     "tiles/mipmap_util_unittest.cc",
     "tiles/picture_layer_tiling_set_unittest.cc",
     "tiles/picture_layer_tiling_unittest.cc",
-    "tiles/software_image_decode_controller_unittest.cc",
+    "tiles/software_image_decode_cache_unittest.cc",
     "tiles/tile_manager_unittest.cc",
     "tiles/tile_priority_unittest.cc",
     "trees/blocking_task_runner_unittest.cc",