Revert of Part two of fallback crash handler for Crashpad handler process.

components/crash/content/app/BUILD.gn

Index: components/crash/content/app/BUILD.gn
diff --git a/components/crash/content/app/BUILD.gn b/components/crash/content/app/BUILD.gn
index 23255030fa61386082044dcbf42baaa1155c26d4..7552646936c5e62055f5d7ea60375a565472f270 100644
--- a/components/crash/content/app/BUILD.gn
+++ b/components/crash/content/app/BUILD.gn
@@ -68,17 +68,13 @@
       "crash_switches.h",
       "fallback_crash_handler_launcher_win.cc",
       "fallback_crash_handler_launcher_win.h",
-      "fallback_crash_handler_win.cc",
-      "fallback_crash_handler_win.h",
       "run_as_crashpad_handler_win.cc",
       "run_as_crashpad_handler_win.h",
     ]
 
     deps = [
       "//base",
-      "//third_party/crashpad/crashpad/client",
       "//third_party/crashpad/crashpad/handler:handler_lib",
-      "//third_party/crashpad/crashpad/minidump",
     ]
   }
 }
@@ -220,7 +216,6 @@
   sources = [
     "crash_keys_win_unittest.cc",
     "fallback_crash_handler_launcher_win_unittest.cc",
-    "fallback_crash_handler_win_unittest.cc",
   ]
   deps = [
     ":lib",
@@ -234,10 +229,6 @@
     deps += [
       ":run_as_crashpad_handler",
       "//breakpad:client",
-      "//third_party/crashpad/crashpad/client:client",
-      "//third_party/crashpad/crashpad/compat",
-      "//third_party/crashpad/crashpad/snapshot:snapshot",
-      "//third_party/crashpad/crashpad/util",
-    ]
-  }
-}
+    ]
+  }
+}