Upstream native crash handling changes for Android.

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index f882f79c005506b008d23672f7ee155c2ba352eb..621a9dd1253fa81ca0117705fd4d3a330b57454c 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -613,7 +613,7 @@
     'glibcxx_debug%': 0,
 
     # Override whether we should use Breakpad on Linux. I.e. for Chrome bot.
-    'linux_breakpad%': 0,
+    'posix_breakpad%': 0,
     # And if we want to dump symbols for Breakpad-enabled builds.
     'linux_dump_symbols%': 0,
     # And if we want to strip the binary after dumping symbols.
@@ -731,7 +731,7 @@
         'python_arch%': '<!(<(DEPTH)/build/linux/python_arch.sh <(sysroot)/usr/<(system_libdir)/libpython<(python_ver).so.1.0)',
         'conditions': [
           ['branding=="Chrome"', {
-            'linux_breakpad%': 1,
+            'posix_breakpad%': 1,
           }],
           # All Chrome builds have breakpad symbols, but only process the
           # symbols from official builds.
@@ -761,7 +761,7 @@
         'android_ndk_lib': '<(android_ndk_sysroot)/usr/lib',
 
         # Uses Android's crash report system
-        'linux_breakpad%': 0,
+        'posix_breakpad%': 0,
 
         # Always uses openssl.
         'use_openssl%': 1,
@@ -2084,9 +2084,9 @@
               'ADDRESS_SANITIZER',
             ],
           }],
-          ['linux_breakpad==1', {
+          ['posix_breakpad==1', {
             'cflags': [ '-g' ],
-            'defines': ['USE_LINUX_BREAKPAD'],
+            'defines': ['USE_POSIX_BREAKPAD'],
           }],
           ['linux_use_heapchecker==1', {
             'variables': {'linux_use_tcmalloc%': 1},