Dump process type into breakpad.

components/crash/content/app/breakpad_linux.cc

Index: components/crash/content/app/breakpad_linux.cc
diff --git a/components/crash/content/app/breakpad_linux.cc b/components/crash/content/app/breakpad_linux.cc
index c3a01a9922496fa889dd47e0f2315ea71f8654ff..0c89d49eb0dee7ca92bc7c684e5ee2c26ce2cb43 100644
--- a/components/crash/content/app/breakpad_linux.cc
+++ b/components/crash/content/app/breakpad_linux.cc
@@ -101,7 +101,6 @@ ExceptionHandler* g_breakpad = nullptr;
 const char* g_asan_report_str = nullptr;
 #endif
 #if defined(OS_ANDROID)
-const char kWebViewProcessType[] = "webview";
 char* g_process_type = nullptr;
 ExceptionHandler* g_microdump = nullptr;
 int g_signal_code_pipe_fd = -1;
@@ -137,6 +136,7 @@ class MicrodumpInfo {
   const char* microdump_build_fingerprint_;
   const char* microdump_product_info_;
   const char* microdump_gpu_fingerprint_;
+  const char* microdump_process_type_;
 };
 
 base::LazyInstance<MicrodumpInfo> g_microdump_info =
@@ -878,8 +878,12 @@ void MicrodumpInfo::Initialize(const std::string& process_type,
                                const char* android_build_fp) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(!g_microdump);
-  bool is_browser_process =
-      process_type.empty() || process_type == kWebViewProcessType;
+  // |process_type| for webview's browser process is kBrowserProcessType or
+  // kWebViewSingleProcessType. |process_type| for chrome's browser process is
+  // an empty string.
+  bool is_browser_process = process_type.empty() ||
+                            process_type == kWebViewSingleProcessType ||
+                            process_type == kBrowserProcessType;
 
   MinidumpDescriptor descriptor(MinidumpDescriptor::kMicrodumpOnConsole);
 
@@ -890,6 +894,11 @@ void MicrodumpInfo::Initialize(const std::string& process_type,
     descriptor.microdump_extra_info()->product_info = microdump_product_info_;
   }
 
+  microdump_process_type_ =
+      strdup(process_type.empty() ? kBrowserProcessType : process_type.c_str());
+  ANNOTATE_LEAKING_OBJECT_PTR(microdump_process_type_);
+  descriptor.microdump_extra_info()->process_type = microdump_process_type_;
+
   if (android_build_fp) {
     microdump_build_fingerprint_ = strdup(android_build_fp);
     ANNOTATE_LEAKING_OBJECT_PTR(microdump_build_fingerprint_);
@@ -908,7 +917,10 @@ void MicrodumpInfo::Initialize(const std::string& process_type,
                            true,  // Install handlers.
                            -1);   // Server file descriptor. -1 for in-process.
 
-  if (process_type == kWebViewProcessType) {
+  if (process_type == kWebViewSingleProcessType ||
+      process_type == kBrowserProcessType) {
+    // TODO(tobiasjs): figure out what to do with on demand minidump on the
+    // renderer process of webview.
     // We do not use |DumpProcess()| for handling programatically
     // generated dumps for WebView because we only know the file
     // descriptor to which we are dumping at the time of the call to