[Android]: Don't omit the frame pointer on Arm64.

build/common.gypi

 # Copyright (c) 2012 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 3417 matching lines @@
                   '-Wl,--warn-shared-textrel',
                 ],
               }],
               ['OS=="android" and android_full_debug==0', {
                 # Some configurations are copied from Release_Base to reduce
                 # the binary size.
                 'variables': {
                   'debug_optimize%': 's',
                 },
                 'cflags': [
-                  '-fomit-frame-pointer',
                   '-fdata-sections',
                   '-ffunction-sections',
                 ],
                 'ldflags': [
                   '-Wl,-O1',
                   '-Wl,--as-needed',
                 ],
               }],
+              ['OS=="android" and android_full_debug==0 and target_arch!="arm64"', {
+                # We don't omit frame pointers on arm64 since they are required
+                # to correctly unwind stackframes which contain system library
+                # function frames (crbug.com/391706).
+                'cflags': [
+                  '-fomit-frame-pointer',
+                ],
+              }],
               ['OS=="linux" and target_arch=="ia32"', {
                 'ldflags': [
                   '-Wl,--no-as-needed',
                 ],
               }],
               ['debug_unwind_tables==1', {
                 'cflags': ['-funwind-tables'],
               }, {
                 'cflags': ['-fno-unwind-tables', '-fno-asynchronous-unwind-tables'],
               }],
@@ skipping 35 matching lines @@
               # See http://lwn.net/Articles/192624/ .
               '-Wl,-O1',
               '-Wl,--as-needed',
             ],
             'conditions' : [
               ['no_gc_sections==0', {
                 'ldflags': [
                   '-Wl,--gc-sections',
                 ],
               }],
+              ['OS=="android" and target_arch!="arm64"', {
+                # We don't omit frame pointers on arm64 since they are required
+                # to correctly unwind stackframes which contain system library
+                # function frames (crbug.com/391706).
+                'cflags': [
+                  '-fomit-frame-pointer',
+                ]
+              }],
               ['OS=="android"', {
                 'variables': {
                   'release_optimize%': 's',
                 },
-                'cflags': [
-                  '-fomit-frame-pointer',
-                ],
                 'ldflags': [
                   # Warn in case of text relocations.
                   '-Wl,--warn-shared-textrel',
                 ],
               }],
               ['clang==1', {
                 'cflags!': [
                   '-fno-ident',
                 ],
               }],
@@ skipping 2081 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }