Revert of Do not generate a microdump if there are no webview pointers on the stack.

android_webview/lib/main/aw_main_delegate.cc

 // 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.
 
 #include "android_webview/lib/main/aw_main_delegate.h"
 
 #include <memory>
 
 #include "android_webview/browser/aw_content_browser_client.h"
 #include "android_webview/browser/browser_view_renderer.h"
@@ skipping 28 matching lines @@
 #include "content/public/common/content_switches.h"
 #include "gin/public/isolate_holder.h"
 #include "gin/v8_initializer.h"
 #include "gpu/command_buffer/service/gpu_switches.h"
 #include "gpu/ipc/gl_in_process_context.h"
 #include "media/base/media_switches.h"
 #include "media/media_features.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/events/gesture_detection/gesture_configuration.h"
 
-// These declarations just provide the addresses determined by the
-// linker to this source file in order to determine the extent of the
-// webview text section. The declared types are irrelevant - only the
-// symbol names and the addresses they reference are important.
-extern "C" {
-extern char __executable_start;
-extern char __etext;
-}
-
 namespace android_webview {
 
 namespace {
 
 // TODO(boliu): Remove this global Allow once the underlying issues are
 // resolved - http://crbug.com/240453. See AwMainDelegate::RunProcess below.
 base::LazyInstance<std::unique_ptr<ScopedAllowWaitForLegacyWebViewApi>>
     g_allow_wait_in_ui_thread = LAZY_INSTANCE_INITIALIZER;
 }
 
@@ skipping 143 matching lines @@
   if (process_type.empty()) {
     browser_runner_.reset(content::BrowserMainRunner::Create());
     int exit_code = browser_runner_->Initialize(main_function_params);
     DCHECK_LT(exit_code, 0);
 
     // At this point the content client has received the GPU info required
     // to create a GPU fingerpring, and we can pass it to the microdump
     // crash handler on the same thread as the crash handler was initialized.
     crash_reporter::AddGpuFingerprintToMicrodumpCrashHandler(
         content_client_.gpu_fingerprint());
-#if !defined(COMPONENT_BUILD)
-    crash_reporter::SetWebViewTextAddrRange(
-        reinterpret_cast<uintptr_t>(&__executable_start),
-        reinterpret_cast<uintptr_t>(&__etext));
-#endif
+
     g_allow_wait_in_ui_thread.Get().reset(
         new ScopedAllowWaitForLegacyWebViewApi);
 
     // Return 0 so that we do NOT trigger the default behavior. On Android, the
     // UI message loop is managed by the Java application.
     return 0;
   }
 
   return -1;
 }
@@ skipping 41 matching lines @@
 
 AwWebPreferencesPopulater* AwMainDelegate::CreateWebPreferencesPopulater() {
   return new AwWebPreferencesPopulaterImpl();
 }
 
 AwLocaleManager* AwMainDelegate::CreateAwLocaleManager() {
   return new AwLocaleManagerImpl();
 }
 
 }  // namespace android_webview