Move impeller::Comparable to //impeller/base. (flutter/engine#62)

Just some minor cleanup. Fixes https://github.com/flutter/flutter/issues/98686.

engine/src/flutter/impeller/base/BUILD.gn

@@ -10,6 +10,8 @@ impeller_component("base") {
     "allocation.h",
     "backend_cast.h",
     "base.h",
+    "comparable.cc",
+    "comparable.h",
     "config.h",
     "promise.cc",
     "promise.h",

engine/src/flutter/impeller/base/comparable.cc

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 
 namespace impeller {
 

engine/src/flutter/impeller/renderer/BUILD.gn

@@ -49,8 +49,6 @@ impeller_component("renderer") {
               "command.cc",
               "command_buffer.h",
               "command_buffer.cc",
-              "comparable.cc",
-              "comparable.h",
               "context.h",
               "context.cc",
               "device_buffer.h",

engine/src/flutter/impeller/renderer/backend/metal/sampler_library_mtl.h

@@ -11,7 +11,7 @@
 
 #include "flutter/fml/macros.h"
 #include "impeller/base/backend_cast.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/renderer/sampler_descriptor.h"
 #include "impeller/renderer/sampler_library.h"
 

engine/src/flutter/impeller/renderer/backend/metal/shader_library_mtl.h

@@ -12,7 +12,7 @@
 #include <unordered_map>
 
 #include "flutter/fml/macros.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/renderer/shader_library.h"
 
 namespace impeller {

engine/src/flutter/impeller/renderer/pipeline_descriptor.h

@@ -13,7 +13,7 @@
 
 #include "flutter/fml/hash_combine.h"
 #include "flutter/fml/macros.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/renderer/formats.h"
 #include "impeller/renderer/shader_types.h"
 

engine/src/flutter/impeller/renderer/sampler_descriptor.h

@@ -5,7 +5,7 @@
 #pragma once
 
 #include "flutter/fml/macros.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/renderer/formats.h"
 
 namespace impeller {

engine/src/flutter/impeller/renderer/shader_function.h

@@ -6,7 +6,7 @@
 
 #include "flutter/fml/hash_combine.h"
 #include "flutter/fml/macros.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/renderer/shader_types.h"
 
 namespace impeller {

engine/src/flutter/impeller/renderer/vertex_descriptor.h

@@ -7,7 +7,7 @@
 #include <vector>
 
 #include "flutter/fml/macros.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/renderer/shader_types.h"
 
 namespace impeller {

engine/src/flutter/impeller/typographer/font.h

@@ -8,7 +8,7 @@
 #include <optional>
 
 #include "flutter/fml/macros.h"
-#include "impeller/renderer/comparable.h"
+#include "impeller/base/comparable.h"
 #include "impeller/typographer/glyph.h"
 #include "impeller/typographer/typeface.h"
 

engine/src/flutter/impeller/typographer/typeface.h

@@ -5,8 +5,8 @@
 #pragma once
 
 #include "flutter/fml/macros.h"
+#include "impeller/base/comparable.h"
 #include "impeller/geometry/rect.h"
-#include "impeller/renderer/comparable.h"
 
 namespace impeller {