Share precompiled header setup for blink between Windows and Mac.

third_party/WebKit/Source/core/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/chromecast_build.gni")
 import("//build/toolchain/toolchain.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//testing/libfuzzer/fuzzer_test.gni")
 import("//third_party/WebKit/Source/bindings/bindings.gni")
@@ skipping 48 matching lines @@
       precompiled_header = rebase_path("win/Precompile-core.h", root_build_dir)
 
       # This is a file that GN will compile with the above header. It will be
       # implicitly added to the sources (potentially multiple times, with one
       # variant for each language used in the target).
       precompiled_source =
           "//third_party/WebKit/Source/core/win/Precompile-core.cpp"
 
       # Force include the header.
       cflags = [ "/FI$precompiled_header" ]
+    } else if (is_mac) {
+      precompiled_header = rebase_path("mac/Precompile-core.h", root_build_dir)
+      precompiled_source =
+          "//third_party/WebKit/Source/core/mac/Precompile-core.h"
     }
   }
 }
 
 core_config_add += [ ":blink_core_pch" ]
 
 source_set("generated") {
   deps = [
     ":core_generated",
     ":prerequisites",
@@ skipping 46 matching lines @@
     "//third_party/WebKit/Source/bindings/modules/v8:bindings_modules_generated",
     "//third_party/WebKit/Source/platform",
   ]
 
   public_configs = [
     ":core_include_dirs",
     "//third_party/WebKit/Source:config",
     "//third_party/WebKit/Source:inside_blink",
   ]
 
-  if (is_mac) {
-    public_configs += [ "//third_party/WebKit/Source:mac_precompiled_headers" ]
-  }
-
   if (use_openmax_dl_fft) {
     deps += [ "//third_party/openmax_dl/dl" ]
   }
 }
 
 # Note that this is a source set rather than a group, even though it has no
 # sources. A group would implicitly forward all direct dependent configs
 # through it, but we want to keep our internal targets' public_configs private
 # and only forward some of them.
 component("core") {
@@ skipping 1272 matching lines @@
   sources = [
     "frame/csp/ContentSecurityPolicyFuzzer.cpp",
   ]
   deps = [
     ":core",
     "//third_party/WebKit/Source/platform:blink_fuzzer_test_support",
   ]
   dict = "//testing/libfuzzer/fuzzers/dicts/content_security_policy.dict"
   seed_corpus = "//testing/libfuzzer/fuzzers/content_security_policy_corpus"
 }