Hook up base unit tests and allocator to GN build.

base/allocator/BUILD.gn

Index: base/allocator/BUILD.gn
diff --git a/base/allocator/BUILD.gn b/base/allocator/BUILD.gn
index 2646f2b317bbeb46d86c4a653fca2fa4eb909a01..63ce93c1058db8f0d06ebe32a5a32f1431bf18f0 100644
--- a/base/allocator/BUILD.gn
+++ b/base/allocator/BUILD.gn
@@ -2,7 +2,205 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-static_library("allocator_extension_thunks") {
+import("//build/config/allocator.gni")
+
+# Only executables and not libraries should depend on the allocator target;
+# only the application (the final executable) knows what allocator makes sense.
+# This "allocator" meta-target will forward to the default allocator according
+# to the build settings.
+group("allocator") {
+  if (use_allocator == "tcmalloc") {
+    deps = [ ":tcmalloc" ]
+  }
+}
+
+if (!is_android) {
+  # tcmalloc currently won't compile on Android.
+  source_set("tcmalloc") {
+    tcmalloc_dir = "//third_party/tcmalloc/chromium"
+
+    sources = [
+      # Generated for our configuration from tcmalloc"s build
+      # and checked in.
+      "$tcmalloc_dir/src/config.h",
+      "$tcmalloc_dir/src/config_android.h",
+      "$tcmalloc_dir/src/config_linux.h",
+      "$tcmalloc_dir/src/config_win.h",
+
+      # tcmalloc native and forked files.
+      "$tcmalloc_dir/src/base/abort.cc",
+      "$tcmalloc_dir/src/base/abort.h",
+      "$tcmalloc_dir/src/base/arm_instruction_set_select.h",
+      # We don't list dynamic_annotations.c since its copy is already
+      # present in the dynamic_annotations target.
+      "$tcmalloc_dir/src/base/elf_mem_image.cc",
+      "$tcmalloc_dir/src/base/linuxthreads.cc",
+      "$tcmalloc_dir/src/base/linuxthreads.h",
+      "$tcmalloc_dir/src/base/logging.cc",
+      "$tcmalloc_dir/src/base/logging.h",
+      "$tcmalloc_dir/src/base/low_level_alloc.cc",
+      "$tcmalloc_dir/src/base/low_level_alloc.h",
+      "$tcmalloc_dir/src/base/spinlock.cc",
+      "$tcmalloc_dir/src/base/spinlock.h",
+      "$tcmalloc_dir/src/base/spinlock_internal.cc",
+      "$tcmalloc_dir/src/base/spinlock_internal.h",
+      "$tcmalloc_dir/src/base/synchronization_profiling.h",
+      "$tcmalloc_dir/src/base/sysinfo.cc",
+      "$tcmalloc_dir/src/base/sysinfo.h",
+      "$tcmalloc_dir/src/base/thread_lister.c",
+      "$tcmalloc_dir/src/base/thread_lister.h",
+      "$tcmalloc_dir/src/base/vdso_support.cc",
+      "$tcmalloc_dir/src/base/vdso_support.h",
+      "$tcmalloc_dir/src/central_freelist.cc",
+      "$tcmalloc_dir/src/central_freelist.h",
+      "$tcmalloc_dir/src/common.cc",
+      "$tcmalloc_dir/src/common.h",
+      # #included by debugallocation_shim.cc
+      #"$tcmalloc_dir/src/debugallocation.cc",
+      "$tcmalloc_dir/src/deep-heap-profile.cc",
+      "$tcmalloc_dir/src/deep-heap-profile.h",
+      "$tcmalloc_dir/src/free_list.cc",
+      "$tcmalloc_dir/src/free_list.h",
+      "$tcmalloc_dir/src/heap-profile-table.cc",
+      "$tcmalloc_dir/src/heap-profile-table.h",
+      "$tcmalloc_dir/src/heap-profiler.cc",
+      "$tcmalloc_dir/src/internal_logging.cc",
+      "$tcmalloc_dir/src/internal_logging.h",
+      "$tcmalloc_dir/src/linked_list.h",
+      "$tcmalloc_dir/src/malloc_extension.cc",
+      "$tcmalloc_dir/src/malloc_hook-inl.h",
+      "$tcmalloc_dir/src/malloc_hook.cc",
+      "$tcmalloc_dir/src/maybe_threads.cc",
+      "$tcmalloc_dir/src/maybe_threads.h",
+      "$tcmalloc_dir/src/memory_region_map.cc",
+      "$tcmalloc_dir/src/memory_region_map.h",
+      "$tcmalloc_dir/src/page_heap.cc",
+      "$tcmalloc_dir/src/page_heap.h",
+      "$tcmalloc_dir/src/profile-handler.cc",
+      "$tcmalloc_dir/src/profile-handler.h",
+      "$tcmalloc_dir/src/profiledata.cc",
+      "$tcmalloc_dir/src/profiledata.h",
+      "$tcmalloc_dir/src/profiler.cc",
+      "$tcmalloc_dir/src/raw_printer.cc",
+      "$tcmalloc_dir/src/raw_printer.h",
+      "$tcmalloc_dir/src/sampler.cc",
+      "$tcmalloc_dir/src/sampler.h",
+      "$tcmalloc_dir/src/span.cc",
+      "$tcmalloc_dir/src/span.h",
+      "$tcmalloc_dir/src/stack_trace_table.cc",
+      "$tcmalloc_dir/src/stack_trace_table.h",
+      "$tcmalloc_dir/src/stacktrace.cc",
+      "$tcmalloc_dir/src/static_vars.cc",
+      "$tcmalloc_dir/src/static_vars.h",
+      "$tcmalloc_dir/src/symbolize.cc",
+      "$tcmalloc_dir/src/symbolize.h",
+      "$tcmalloc_dir/src/system-alloc.cc",
+      "$tcmalloc_dir/src/system-alloc.h",
+      # #included by debugallocation_shim.cc
+      #"$tcmalloc_dir/src/tcmalloc.cc",
+      "$tcmalloc_dir/src/thread_cache.cc",
+      "$tcmalloc_dir/src/thread_cache.h",
+      "$tcmalloc_dir/src/windows/port.cc",
+      "$tcmalloc_dir/src/windows/port.h",
+
+      "allocator_shim.cc",
+      "allocator_shim.h",
+      "debugallocation_shim.cc",
+
+      # These are both #included by allocator_shim for maximal linking.
+      #"generic_allocators.cc",
+      #"win_allocator.cc",
+    ]
+
+    # Disable the heap checker in tcmalloc.
+    defines = [ "NO_HEAP_CHECK" ]
+
+    include_dirs = [
+      ".",
+      "$tcmalloc_dir/src/base",
+      "$tcmalloc_dir/src",
+    ]
+
+    configs -= [ "//build/config/compiler:chromium_code" ]
+    configs += [ "//build/config/compiler:no_chromium_code" ]
+
+    if (is_win) {
+      sources -= [
+        "$tcmalloc_dir/src/base/elf_mem_image.cc",
+        "$tcmalloc_dir/src/base/elf_mem_image.h",
+        "$tcmalloc_dir/src/base/linuxthreads.cc",
+        "$tcmalloc_dir/src/base/linuxthreads.h",
+        "$tcmalloc_dir/src/base/vdso_support.cc",
+        "$tcmalloc_dir/src/base/vdso_support.h",
+        "$tcmalloc_dir/src/maybe_threads.cc",
+        "$tcmalloc_dir/src/maybe_threads.h",
+        "$tcmalloc_dir/src/symbolize.h",
+        "$tcmalloc_dir/src/system-alloc.cc",
+        "$tcmalloc_dir/src/system-alloc.h",
+
+        # included by allocator_shim.cc
+        "debugallocation_shim.cc",
+
+        # cpuprofiler
+        "$tcmalloc_dir/src/base/thread_lister.c",
+        "$tcmalloc_dir/src/base/thread_lister.h",
+        "$tcmalloc_dir/src/profiledata.cc",
+        "$tcmalloc_dir/src/profiledata.h",
+        "$tcmalloc_dir/src/profile-handler.cc",
+        "$tcmalloc_dir/src/profile-handler.h",
+        "$tcmalloc_dir/src/profiler.cc",
+      ]
+      defines = [ "PERFTOOLS_DLL_DECL=" ]
+    }
+    if (is_linux || is_android) {
+      sources -= [
+        "$tcmalloc_dir/src/system-alloc.h",
+        "$tcmalloc_dir/src/windows/port.cc",
+        "$tcmalloc_dir/src/windows/port.h",
+
+        # TODO(willchan): Support allocator shim later on.
+        "allocator_shim.cc",
+      ]
+
+      # We enable all warnings by default, but upstream disables a few.
+      # Keep "-Wno-*" flags in sync with upstream by comparing against:
+      # http://code.google.com/p/google-perftools/source/browse/trunk/Makefile.am
+      cflags = [
+        "-Wno-sign-compare",
+        "-Wno-unused-result",
+      ]
+
+      configs -= [ "//build/config/gcc:symbol_visibility_hidden" ]
+
+      ldflags = [
+        # Don't let linker rip this symbol out, otherwise the heap&cpu
+        # profilers will not initialize properly on startup.
+        "-Wl,-uIsHeapProfilerRunning,-uProfilerStart",
+        # Do the same for heap leak checker.
+        "-Wl,-u_Z21InitialMallocHook_NewPKvj,-u_Z22InitialMallocHook_MMapPKvS0_jiiix,-u_Z22InitialMallocHook_SbrkPKvi",
+        "-Wl,-u_Z21InitialMallocHook_NewPKvm,-u_Z22InitialMallocHook_MMapPKvS0_miiil,-u_Z22InitialMallocHook_SbrkPKvl",
+        "-Wl,-u_ZN15HeapLeakChecker12IgnoreObjectEPKv,-u_ZN15HeapLeakChecker14UnIgnoreObjectEPKv",
+      ]
+    }
+
+    # Make sure the allocation library is optimized as much as possible when
+    # we"re in release mode.
+    if (!is_debug) {
+      configs -= [ "//build/config/compiler:optimize" ]
+      configs += [ "//build/config/compiler:optimize_max" ]
+    }
+
+    deps = [
+      "//base/third_party/dynamic_annotations",
+    ]
+
+    if (is_win) {
+      ldflags = [ "/ignore:4006:4221" ]
+    }
+  }
+}  # !is_android
+
+source_set("allocator_extension_thunks") {
   visibility = "//base/*"
   sources = [
     "allocator_extension_thunks.cc",