Implement main blink target in GN.

Source/platform/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/ui.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//third_party/WebKit/Source/platform/platform_generated.gni")
 
+visibility = "//third_party/WebKit/*"
+
 # TODO(GYP) Remove when test targets link (depends on ffmpeg)
 enable_blink_platform_test_targets = false
 
 
 import("//third_party/yasm/yasm_assemble.gni")
 
 platform_gypi = exec_script(
     "//build/gypi_to_gn.py",
     [ rebase_path("blink_platform.gypi") ],
     "scope",
@@ skipping 67 matching lines @@
       "WebCoreFlippedView=ChromiumWebCoreObjCWebCoreFlippedView",
       "WebCoreTextFieldCell=ChromiumWebCoreObjCWebCoreTextFieldCell",
       "WebCoreRenderThemeNotificationObserver=ChromiumWebCoreObjCWebCoreRenderThemeNotificationObserver",
     ]
   }
 }
 
 # FontFamilyNames action in make_platform_generated in
 # platform_generated.gyp
 action("font_family_names") {
+  visibility = ":*"

[jamesr, 2014/06/19 18:01:14]

in core/BUILD.gn you went the other way - restricted the whole file and exposed
the "core" target. why not do that here?

[brettw, 2014/06/19 18:22:54]

Done.

   script = "../build/scripts/make_names.py"
 
   font_family_names_in = "fonts/FontFamilyNames.in"
   source_prereqs = make_names_files + [ font_family_names_in ]
 
   outputs = [
     "$blink_platform_output_dir/FontFamilyNames.cpp",
     "$blink_platform_output_dir/FontFamilyNames.h",
   ]
 
   args = [
     rebase_path(font_family_names_in, root_build_dir),
     "--output_dir",
     rebase_path(blink_platform_output_dir, root_build_dir),
   ]
 }
 
 # RuntimeEnabledFeatures action in make_platform_generated in
 # platform_generated.gyp
 action("runtime_enabled_features") {
+  visibility = ":*"
   script = "../build/scripts/make_runtime_features.py"
 
   runtime_enabled_features_in = "RuntimeEnabledFeatures.in"
   source_prereqs = scripts_for_in_files + [
     runtime_enabled_features_in,
     "../build/scripts/templates/RuntimeEnabledFeatures.cpp.tmpl",
     "../build/scripts/templates/RuntimeEnabledFeatures.h.tmpl",
   ]
 
   outputs = [
     "$blink_platform_output_dir/RuntimeEnabledFeatures.cpp",
     "$blink_platform_output_dir/RuntimeEnabledFeatures.h",
   ]
 
   args = [
     rebase_path(runtime_enabled_features_in, root_build_dir),
     "--output_dir",
     rebase_path(blink_platform_output_dir, root_build_dir),
   ]
 }
 
 # ColorData action in make_platform_generated in platform_generated.gyp
 action("color_data") {
+  visibility = ":*"
   script = "../build/scripts/gperf.py"
 
   color_data_gperf = "ColorData.gperf"
   source_prereqs = [ color_data_gperf ]
 
   output_file = "$blink_platform_output_dir/ColorData.cpp"
   outputs = [ output_file ]
 
   args = [
     gperf_exe,
@@ skipping 185 matching lines @@
   }
   if (use_openmax_dl_fft) {
     include_dirs += [ "//third_party/openmax_dl" ]
     # TODO(GYP)
     # deps += [ "//third_party/openmax_dl/dl" ]
   }
 }
 
 
 yasm_assemble("heap_asm_stubs") {
+  visibility = ":*"
   if (cpu_arch == "x86" || cpu_arch == "x64") {
     sources = [ "heap/asm/SaveRegisters_x86.asm" ]
   } else if (cpu_arch == "arm") {
     sources = [ "heap/asm/SaveRegisters_arm.S" ]
   } else if (cpu_arch == "arm64") {
     sources = [ "heap/asm/SaveRegisters_arm64.S" ]
   } else if (cpu_arch == "mipsel") {
     sources = [ "heap/asm/SaveRegisters_mips.S" ]
   }
 
@@ skipping 10 matching lines @@
       yasm_flags += [ "-DX64POSIX=1" ]
     }
   } else if (cpu_arch == "x86") {
     yasm_flags += [ "-DIA32=1" ]
   } else if (cpu_arch == "arm") {
     yasm_flags += [ "-DARM=1" ]
   }
 }
 
 source_set("heap_run_all_tests") {
+  visibility = ":*"
   sources = [
     "heap/RunAllTests.cpp"
   ]
 
   configs += [
     "//third_party/WebKit/Source/wtf:wtf_config",
     "//third_party/WebKit/Source:config",
     "//third_party/WebKit/Source:non_test_config",
   ]
 
   deps = [
     "//base/test:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/Source/wtf",
   ]
 }
 
 if (enable_blink_platform_test_targets) {
 
 test("heap_unittests") {
+  visibility = ":*"
   output_name = "blink_heap_unittests"
 
   sources = rebase_path(heap_gypi.platform_heap_test_files, ".", "heap")
 
   configs += [
     "//third_party/WebKit/Source:config",
   ]
 
   deps = [
     ":heap_run_all_tests",
     ":platform",
     "//base",
     "//base/allocator",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/Source/wtf",
     "//third_party/WebKit/Source/wtf:unittest_helpers",
   ]
 }
 
 }
 
 source_set("platform_run_all_tests") {
+  visibility = ":*"
   sources = [
     "testing/RunAllTests.cpp"
   ]
 
   configs += [
     "//third_party/WebKit/Source/wtf:wtf_config",
     "//third_party/WebKit/Source:config",
     "//third_party/WebKit/Source:non_test_config",
   ]
 
   deps = [
     "//base/test:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/Source/wtf",
   ]
 }
 
 if (enable_blink_platform_test_targets) {
 
 test("platform_unittests") {
+  visibility = ":*"
   output_name = "blink_platform_unittests"
 
   sources = platform_gypi.platform_test_files
 
   configs += [
     "//third_party/WebKit/Source:config",
   ]
 
   deps = [
     ":blink_common",
@@ skipping 16 matching lines @@
   include_dirs = [
     "$root_gen_dir/blink",
   ]
 }
 
 }
 
 
 if (cpu_arch == "arm") {
   source_set("blink_arm_neon") {
+    visibility = ":*"
     sources = blink_platform_neon_files
 
     # The *NEON.cpp files fail to compile when -mthumb is passed. Force
     # them to build in ARM mode.
     # See https://bugs.webkit.org/show_bug.cgi?id=62916.
     # TODO(GYP)
     #'cflags': ['-marm'],
     #    'conditions': [
     #      ['OS=="android"', {
     #        'cflags!': ['-mthumb'],
     #      }],
     #    ],
 
     deps = [ ":blink_common" ]
   }
 }