Move Utf8 from eden to edencommon

Summary:
To support better telemetry and logging in watchman we want to use Eden's components. Lets migrate and detangle the needed pieces.

This change moves Utf8 from eden to edencommon.

Reviewed By: fanzeyi

Differential Revision: D54341648

fbshipit-source-id: b1461a7f92963100914733d69de6eb574af3e1f9

eden/fs/utils/EdenError.h

@@ -11,8 +11,9 @@
 #include <folly/ExceptionWrapper.h>
 #include <string_view>
 #include <system_error>
+
+#include "eden/common/utils/Utf8.h"
 #include "eden/fs/service/gen-cpp2/eden_types.h"
-#include "eden/fs/utils/Utf8.h"
 
 namespace facebook::eden {
 /*

eden/fs/utils/PathFuncs.h

@@ -25,7 +25,7 @@
 #include "eden/common/utils/String.h"
 #include "eden/common/utils/StringConv.h"
 #include "eden/common/utils/Throw.h"
-#include "eden/fs/utils/Utf8.h"
+#include "eden/common/utils/Utf8.h"
 
 namespace facebook::eden {
 

eden/fs/utils/TARGETS

@@ -132,7 +132,7 @@ cpp_library(
     ],
     exported_deps = [
         "fbsource//third-party/fmt:fmt",
-        ":utf8",
+        "//eden/common/utils:utf8",
         "//eden/fs/service:thrift-cpp2-types",
         "//folly:exception_wrapper",
     ],
@@ -372,12 +372,12 @@ cpp_library(
     ],
     exported_deps = [
         "fbsource//third-party/fmt:fmt",
-        ":utf8",
         "//eden/common/utils:case_sensitivity",
         "//eden/common/utils:memory",
         "//eden/common/utils:string",
         "//eden/common/utils:stringconv",
         "//eden/common/utils:throw",
+        "//eden/common/utils:utf8",
         "//folly:expected",
         "//folly:fbstring",
         "//folly:fbvector",
@@ -520,19 +520,6 @@ cpp_library(
     ],
 )
 
-cpp_library(
-    name = "utf8",
-    srcs = ["Utf8.cpp"],
-    headers = ["Utf8.h"],
-    deps = [
-        "//folly:unicode",
-    ],
-    exported_deps = [
-        "//folly:range",
-        "//folly:utility",
-    ],
-)
-
 cpp_library(
     name = "clock",
     srcs = ["Clock.cpp"],

eden/fs/utils/test/TARGETS

@@ -342,16 +342,6 @@ cpp_unittest(
     ],
 )
 
-cpp_unittest(
-    name = "utf8",
-    srcs = ["Utf8Test.cpp"],
-    supports_static_listing = False,
-    deps = [
-        "//eden/fs/utils:utf8",
-        "//folly/portability:gtest",
-    ],
-)
-
 cpp_unittest(
     name = "glob_test",
     srcs = ["GlobMatcherTest.cpp"],