Fix GN bootstrap on Linux

Generate base/allocator/features.h

BUG=none

Review URL: https://codereview.chromium.org/1832073002

Cr-Original-Commit-Position: refs/heads/master@{#384228}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 1e171070a1dcf30505bc1f8945401b1ebbc092e0

tools/gn/bootstrap/bootstrap.py

diff --git a/tools/gn/bootstrap/bootstrap.py b/tools/gn/bootstrap/bootstrap.py
index ac8adc8..f198833 100755
--- a/tools/gn/bootstrap/bootstrap.py
+++ b/tools/gn/bootstrap/bootstrap.py
@@ -118,6 +118,19 @@
   root_gen_dir = os.path.join(tempdir, 'gen')
   mkdir_p(root_gen_dir)
 
+  if is_linux:
+    mkdir_p(os.path.join(root_gen_dir, 'base', 'allocator'))
+    with tempfile.NamedTemporaryFile() as f:
+      f.write('--flags USE_EXPERIMENTAL_ALLOCATOR_SHIM=true')
+      f.flush()
+
+      check_call([
+          os.path.join(SRC_ROOT, 'build', 'write_buildflag_header.py'),
+          '--output', 'base/allocator/features.h',
+          '--gen-dir', root_gen_dir,
+          '--definitions', f.name,
+      ])
+
   if is_mac:
     # //base/build_time.cc needs base/generated_build_date.h,
     # and this file is only included for Mac builds.
@@ -155,13 +168,18 @@
     else:
       cflags.extend(['-O2', '-g0'])
 
-    cflags.extend(['-D_FILE_OFFSET_BITS=64', '-pthread', '-pipe'])
+    cflags.extend([
+        '-D_FILE_OFFSET_BITS=64',
+        '-pthread',
+        '-pipe',
+        '-fno-exceptions'
+    ])
     cflags_cc.extend(['-std=c++11', '-Wno-c++11-narrowing'])
 
   static_libraries = {
-      'base': {'sources': [], 'tool': 'cxx'},
-      'dynamic_annotations': {'sources': [], 'tool': 'cc'},
-      'gn': {'sources': [], 'tool': 'cxx'},
+      'base': {'sources': [], 'tool': 'cxx', 'include_dirs': []},
+      'dynamic_annotations': {'sources': [], 'tool': 'cc', 'include_dirs': []},
+      'gn': {'sources': [], 'tool': 'cxx', 'include_dirs': []},
   }
 
   for name in os.listdir(GN_ROOT):
@@ -181,6 +199,7 @@
   ])
   static_libraries['base']['sources'].extend([
       'base/allocator/allocator_extension.cc',
+      'base/allocator/allocator_shim.cc',
       'base/at_exit.cc',
       'base/base_paths.cc',
       'base/base_switches.cc',
@@ -220,10 +239,11 @@
       'base/metrics/bucket_ranges.cc',
       'base/metrics/histogram.cc',
       'base/metrics/histogram_base.cc',
-      'base/metrics/histogram_persistence.cc',
       'base/metrics/histogram_samples.cc',
       'base/metrics/metrics_hashes.cc',
+      'base/metrics/persistent_histogram_allocator.cc',
       'base/metrics/persistent_memory_allocator.cc',
+      'base/metrics/persistent_sample_map.cc',
       'base/metrics/sample_map.cc',
       'base/metrics/sample_vector.cc',
       'base/metrics/sparse_histogram.cc',
@@ -276,6 +296,8 @@
       'base/timer/timer.cc',
       'base/trace_event/heap_profiler_allocation_context.cc',
       'base/trace_event/heap_profiler_allocation_context_tracker.cc',
+      'base/trace_event/heap_profiler_allocation_register.cc',
+      'base/trace_event/heap_profiler_heap_dump_writer.cc',
       'base/trace_event/heap_profiler_stack_frame_deduplicator.cc',
       'base/trace_event/heap_profiler_type_name_deduplicator.cc',
       'base/trace_event/memory_allocator_dump.cc',
@@ -328,6 +350,7 @@
         'base/threading/thread_local_storage_posix.cc',
         'base/threading/worker_pool_posix.cc',
         'base/time/time_posix.cc',
+        'base/trace_event/heap_profiler_allocation_register_posix.cc',
     ])
     static_libraries['libevent'] = {
         'sources': [
@@ -362,6 +385,7 @@
         'tool': 'cxx',
     }
     static_libraries['base']['sources'].extend([
+        'base/allocator/allocator_shim_default_dispatch_to_glibc.cc',
         'base/memory/shared_memory_posix.cc',
         'base/nix/xdg_util.cc',
         'base/process/internal_linux.cc',