Switch chrome_elf exception handling from breakpad to crashpad.

chrome_elf/BUILD.gn

Index: chrome_elf/BUILD.gn
diff --git a/chrome_elf/BUILD.gn b/chrome_elf/BUILD.gn
index 8d859f0fbb775332a935692f3e207544313dc8c7..cfb2ba8341c51475699357867f25aeea7f156dc3 100644
--- a/chrome_elf/BUILD.gn
+++ b/chrome_elf/BUILD.gn
@@ -32,10 +32,11 @@ shared_library("chrome_elf") {
     "chrome_elf.def",
     "chrome_elf_main.cc",
     "chrome_elf_main.h",
+    "crashpad_helper.cc",
+    "crashpad_helper.h",
   ]
   deps = [
     ":blacklist",
-    ":breakpad",
     ":chrome_elf_manifest",
     ":chrome_elf_resources",
     ":common",
@@ -87,21 +88,6 @@ source_set("common") {
   ]
 }
 
-source_set("breakpad") {
-  include_dirs = [ "$target_gen_dir" ]
-  sources = [
-    "breakpad.cc",
-    "breakpad.h",
-  ]
-  deps = [
-    ":common",
-    "//base",
-    "//breakpad:breakpad_handler",
-    "//chrome/common:version_header",
-    "//chrome/install_static:install_static_util",
-  ]
-}
-
 source_set("dll_hash") {
   deps = [
     "//base",
@@ -129,16 +115,18 @@ static_library("blacklist") {
     "blacklist/blacklist.h",
     "blacklist/blacklist_interceptions.cc",
     "blacklist/blacklist_interceptions.h",
+    "crashpad_helper.cc",
+    "crashpad_helper.h",
   ]
   public_deps = [
     "//sandbox",
   ]
   deps = [
-    ":breakpad",
     ":common",
     ":constants",
     "//base",
     "//chrome/install_static:install_static_util",
+    "//components/crash/content/app",
   ]
 }