Revert of Crashpad Windows: Use the Crashpad client instead of Breakpad on Windows

chrome/BUILD.gn

Index: chrome/BUILD.gn
diff --git a/chrome/BUILD.gn b/chrome/BUILD.gn
index 3163a914270e085fadd4fda8870bc59b97e84217..5fb96d8c972fdbe05052da319a77d4c572d36d70 100644
--- a/chrome/BUILD.gn
+++ b/chrome/BUILD.gn
@@ -157,7 +157,6 @@
         "//content/public/common:static_switches",
         "//crypto",
         "//sandbox",
-        "//third_party/crashpad/crashpad/handler:handler_lib",
         "//ui/gfx",
         "//win8/delegate_execute",
         "//win8/metro_driver",
@@ -404,8 +403,6 @@
 
     shared_library("chrome_child") {
       sources = [
-        "app/chrome_crash_reporter_client.cc",
-        "app/chrome_crash_reporter_client.h",
         "app/chrome_main.cc",
         "app/chrome_main_delegate.cc",
         "app/chrome_main_delegate.h",
@@ -423,8 +420,6 @@
         "//base/allocator",
         "//build/config/sanitizers:deps",
         "//chrome/browser/policy:path_parser",
-        "//components/browser_watcher:browser_watcher_client",
-        "//components/crash/content/app",
         "//content/public/app:child",
       ]