Add GN buildfile for gfx

Adds libjpeg and some global flags for Ozone from the GYP build.

Improves error messages for mismatched item types I noticed when writing this patch (changes in builder.cc).

BUG=
R=bradnelson@google.com

Review URL: https://codereview.chromium.org/224633002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@263086 0039d316-1c4b-4281-b951-d872f2087c98

BUILD.gn

@@ -44,7 +44,7 @@ group("root") {
     "//third_party/zlib",
     "//tools/gn",
     "//ui/events",
-    "//ui/gfx/geometry",
+    "//ui/gfx",
     "//url",
   ]
 

build/config/linux/BUILD.gn

@@ -29,6 +29,10 @@ config("executable_ldconfig") {
   ]
 }
 
+pkg_config("dridrm") {
+  packages = [ "libdrm" ]
+}
+
 config("fontconfig") {
   libs = [ "fontconfig" ]
 }

build/config/ui.gni

@@ -60,3 +60,4 @@ use_glib = is_linux
 
 use_clipboard_aurax11 = is_linux && use_aura && use_x11
 
+ozone_platform_dri = use_ozone

skia/skia_gn_files.gypi

@@ -380,6 +380,8 @@
     'src/core/SkPicturePlayback.h',
     'src/core/SkPictureRecord.cpp',
     'src/core/SkPictureRecord.h',
+    'src/core/SkPictureShader.cpp',
+    'src/core/SkPictureShader.h',
     'src/core/SkPictureStateTree.cpp',
     'src/core/SkPictureStateTree.h',
     'src/core/SkPixelRef.cpp',

third_party/libjpeg/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.
+
+source_set("libjpeg") {
+  sources = [
+    "jcapimin.c",
+    "jcapistd.c",
+    "jccoefct.c",
+    "jccolor.c",
+    "jcdctmgr.c",
+    "jchuff.c",
+    "jchuff.h",
+    "jcinit.c",
+    "jcmainct.c",
+    "jcmarker.c",
+    "jcmaster.c",
+    "jcomapi.c",
+    "jconfig.h",
+    "jcparam.c",
+    "jcphuff.c",
+    "jcprepct.c",
+    "jcsample.c",
+    "jdapimin.c",
+    "jdapistd.c",
+    "jdatadst.c",
+    "jdatasrc.c",
+    "jdcoefct.c",
+    "jdcolor.c",
+    "jdct.h",
+    "jddctmgr.c",
+    "jdhuff.c",
+    "jdhuff.h",
+    "jdinput.c",
+    "jdmainct.c",
+    "jdmarker.c",
+    "jdmaster.c",
+    "jdmerge.c",
+    "jdphuff.c",
+    "jdpostct.c",
+    "jdsample.c",
+    "jerror.c",
+    "jerror.h",
+    "jfdctflt.c",
+    "jfdctfst.c",
+    "jfdctint.c",
+    "jidctflt.c",
+    "jidctfst.c",
+    "jidctint.c",
+    "jinclude.h",
+    "jmemmgr.c",
+    "jmemnobs.c",
+    "jmemsys.h",
+    "jmorecfg.h",
+    "jpegint.h",
+    "jpeglib.h",
+    "jquant1.c",
+    "jquant2.c",
+    "jutils.c",
+    "jversion.h",
+  ]
+
+  defines = [ "NO_GETENV" ]  # getenv() is not thread-safe.
+
+  configs -= [ "//build/config/compiler:chromium_code" ]
+  configs += [ "//build/config/compiler:no_chromium_code" ]
+}

tools/gn/builder.cc

@@ -251,6 +251,7 @@ BuilderRecord* Builder::GetOrCreateRecordOfType(const Label& label,
   if (!record) {
     // Not seen this record yet, create a new one.
     record = new BuilderRecord(type, label);
+    record->set_originally_referenced_from(request_from);
     records_[label] = record;
     return record;
   }
@@ -259,12 +260,14 @@ BuilderRecord* Builder::GetOrCreateRecordOfType(const Label& label,
   if (record->type() != type) {
     *err = Err(request_from, "Item type does not match.",
         "The item \"" + label.GetUserVisibleName(false) +
-        "\" was expected\nto be a " +
+        "\"\nwas expected to be a " +
         BuilderRecord::GetNameForType(type) +
-        " but was previously\n referenced as a " +
+        " but was previously referenced as a " +
         BuilderRecord::GetNameForType(record->type()));
-    err->AppendSubErr(Err(record->originally_referenced_from(),
-                          "The previous reference was here."));
+    if (record->originally_referenced_from()) {
+      err->AppendSubErr(Err(record->originally_referenced_from(),
+                            "The previous reference was here."));
+    }
     return NULL;
   }