Distinguish in the browser between renderer crashes and kills

android_webview/browser/aw_content_browser_client.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/browser/aw_content_browser_client.h"
 
 #include <utility>
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/aw_browser_main_parts.h"
 #include "android_webview/browser/aw_contents_client_bridge_base.h"
 #include "android_webview/browser/aw_contents_io_thread_client.h"
 #include "android_webview/browser/aw_cookie_access_policy.h"
 #include "android_webview/browser/aw_locale_manager.h"
 #include "android_webview/browser/aw_printing_message_filter.h"
 #include "android_webview/browser/aw_quota_permission_context.h"
 #include "android_webview/browser/aw_web_preferences_populater.h"
 #include "android_webview/browser/jni_dependency_factory.h"
 #include "android_webview/browser/net/aw_url_request_context_getter.h"
 #include "android_webview/browser/net_disk_cache_remover.h"
 #include "android_webview/browser/renderer_host/aw_resource_dispatcher_host_delegate.h"
 #include "android_webview/common/aw_descriptors.h"
 #include "android_webview/common/aw_switches.h"
 #include "android_webview/common/render_view_messages.h"
 #include "android_webview/common/url_constants.h"
 #include "base/android/locale_utils.h"
 #include "base/base_paths_android.h"
 #include "base/command_line.h"
+#include "base/files/scoped_file.h"
 #include "base/path_service.h"
 #include "components/cdm/browser/cdm_message_filter_android.h"
+#include "components/crash/content/browser/crash_micro_dump_manager_android.h"
 #include "components/navigation_interception/intercept_navigation_delegate.h"
 #include "content/public/browser/access_token_store.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/client_certificate_delegate.h"
 #include "content/public/browser/navigation_handle.h"
 #include "content/public/browser/navigation_throttle.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 385 matching lines @@
 
 net::NetLog* AwContentBrowserClient::GetNetLog() {
   return browser_context_->GetAwURLRequestContext()->GetNetLog();
 }
 
 content::AccessTokenStore* AwContentBrowserClient::CreateAccessTokenStore() {
   return new AwAccessTokenStore();
 }
 
 bool AwContentBrowserClient::IsFastShutdownPossible() {
-  NOTREACHED() << "Android WebView is single process, so IsFastShutdownPossible"
-               << " should never be called";
-  return false;
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kSingleProcess)) {
+    NOTREACHED()
+        << "Android WebView is single process, so IsFastShutdownPossible"
+        << " should never be called";
+    return false;
+  } else {
+    return true;
+  }
 }
 
 void AwContentBrowserClient::ClearCache(content::RenderFrameHost* rfh) {
   RemoveHttpDiskCache(rfh->GetProcess()->GetBrowserContext(),
                       rfh->GetProcess()->GetID());
 }
 
 void AwContentBrowserClient::ClearCookies(content::RenderFrameHost* rfh) {
   // TODO(boliu): Implement.
   NOTIMPLEMENTED();
@@ skipping 31 matching lines @@
       const base::CommandLine& command_line,
       int child_process_id,
       content::FileDescriptorInfo* mappings,
       std::map<int, base::MemoryMappedFile::Region>* regions) {
   int fd = ui::GetMainAndroidPackFd(
       &(*regions)[kAndroidWebViewMainPakDescriptor]);
   mappings->Share(kAndroidWebViewMainPakDescriptor, fd);
 
   fd = ui::GetLocalePackFd(&(*regions)[kAndroidWebViewLocalePakDescriptor]);
   mappings->Share(kAndroidWebViewLocalePakDescriptor, fd);
+
+  base::ScopedFD crash_signal_file =
+      breakpad::CrashMicroDumpManager::GetInstance()->CreateCrashInfoChannel(
+          child_process_id);
+  if (crash_signal_file.is_valid()) {
+    mappings->Transfer(kAndroidWebViewCrashSignalDescriptor,
+                       std::move(crash_signal_file));
+  }
 }
 
 void AwContentBrowserClient::OverrideWebkitPrefs(
     content::RenderViewHost* rvh,
     content::WebPreferences* web_prefs) {
   if (!preferences_populater_.get()) {
     preferences_populater_ = make_scoped_ptr(native_factory_->
         CreateWebPreferencesPopulater());
   }
   preferences_populater_->PopulateFor(
@@ skipping 17 matching lines @@
 
 #if defined(VIDEO_HOLE)
 content::ExternalVideoSurfaceContainer*
 AwContentBrowserClient::OverrideCreateExternalVideoSurfaceContainer(
     content::WebContents* web_contents) {
   return native_factory_->CreateExternalVideoSurfaceContainer(web_contents);
 }
 #endif
 
 }  // namespace android_webview