Update dynamic annotations and move them to base/third_party

base/allocator/allocator.gyp

Index: base/allocator/allocator.gyp
diff --git a/base/allocator/allocator.gyp b/base/allocator/allocator.gyp
index a4a4eddbc1bb987a0325f9150882802e71f44345..09ee3f92a42443df58b4462d51e915988670f890 100644
--- a/base/allocator/allocator.gyp
+++ b/base/allocator/allocator.gyp
@@ -57,7 +57,8 @@
         '<(tcmalloc_dir)/src/base/basictypes.h',
         '<(tcmalloc_dir)/src/base/commandlineflags.h',
         '<(tcmalloc_dir)/src/base/cycleclock.h',
-        '<(tcmalloc_dir)/src/base/dynamic_annotations.cc',
+        # We don't list dynamic_annotations.cc since its copy is already
+        # present in the dynamic_annotations target.
         '<(tcmalloc_dir)/src/base/dynamic_annotations.h',
         '<(tcmalloc_dir)/src/base/elfcore.h',
         '<(tcmalloc_dir)/src/base/googleinit.h',
@@ -242,6 +243,9 @@
         '<(tcmalloc_dir)/src/windows/preamble_patcher.h',
         '<(tcmalloc_dir)/src/windows/preamble_patcher_with_stub.cc',
       ],
+      'dependencies': [
+        '../base.gyp:dynamic_annotations',
+      ],
       'msvs_settings': {
         # TODO(sgk):  merge this with build/common.gypi settings
         'VCLibrarianTool=': {