Display crash report IDs in about:gpu

chrome/browser/ui/webui/gpu_internals_ui.cc

Index: chrome/browser/ui/webui/gpu_internals_ui.cc
===================================================================
--- chrome/browser/ui/webui/gpu_internals_ui.cc	(revision 126529)
+++ chrome/browser/ui/webui/gpu_internals_ui.cc	(working copy)
@@ -9,14 +9,17 @@
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
+#include "base/i18n/time_formatting.h"
 #include "base/string_number_conversions.h"
 #include "base/stringprintf.h"
 #include "base/sys_info.h"
 #include "base/values.h"
+#include "chrome/browser/crash_upload_list.h"
 #include "chrome/browser/gpu_blacklist.h"
 #include "chrome/browser/gpu_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
+#include "chrome/browser/ui/webui/crashes_ui.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
@@ -53,7 +56,8 @@
 class GpuMessageHandler
     : public WebUIMessageHandler,
       public base::SupportsWeakPtr<GpuMessageHandler>,
-      public content::GpuDataManagerObserver {
+      public content::GpuDataManagerObserver,
+      public CrashUploadList::Delegate {
  public:
   GpuMessageHandler();
   virtual ~GpuMessageHandler();
@@ -64,6 +68,9 @@
   // GpuDataManagerObserver implementation.
   virtual void OnGpuInfoUpdate() OVERRIDE;
 
+  // CrashUploadList::Delegate implemenation.
+  virtual void OnCrashListAvailable() OVERRIDE;
+
   // Messages
   void OnBrowserBridgeInitialized(const ListValue* list);
   void OnCallAsync(const ListValue* list);
@@ -71,6 +78,7 @@
   // Submessages dispatched from OnCallAsync
   Value* OnRequestClientInfo(const ListValue* list);
   Value* OnRequestLogMessages(const ListValue* list);
+  Value* OnRequestCrashList(const ListValue* list);
 
   // Executes the javascript function |function_name| in the renderer, passing
   // it the argument |value|.
@@ -78,6 +86,9 @@
                               const Value* value);
 
  private:
+  scoped_refptr<CrashUploadList> crash_list_;
+  bool crash_list_available_;
+
   DISALLOW_COPY_AND_ASSIGN(GpuMessageHandler);
 };
 
@@ -87,17 +98,22 @@
 //
 ////////////////////////////////////////////////////////////////////////////////
 
-GpuMessageHandler::GpuMessageHandler() {
+GpuMessageHandler::GpuMessageHandler()
+    : crash_list_available_(false) {
+  crash_list_ = CrashUploadList::Create(this);
 }
 
 GpuMessageHandler::~GpuMessageHandler() {
   GpuDataManager::GetInstance()->RemoveObserver(this);
+  crash_list_->ClearDelegate();
 }
 
 /* BrowserBridge.callAsync prepends a requestID to these messages. */
 void GpuMessageHandler::RegisterMessages() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
+  crash_list_->LoadCrashListAsynchronously();
+
   web_ui()->RegisterMessageCallback("browserBridgeInitialized",
       base::Bind(&GpuMessageHandler::OnBrowserBridgeInitialized,
                  base::Unretained(this)));
@@ -134,6 +150,8 @@
     ret = OnRequestClientInfo(submessageArgs);
   } else if (submessage == "requestLogMessages") {
     ret = OnRequestLogMessages(submessageArgs);
+  } else if (submessage == "requestCrashList") {
+    ret = OnRequestCrashList(submessageArgs);
   } else {  // unrecognized submessage
     NOTREACHED();
     delete submessageArgs;
@@ -214,6 +232,33 @@
   return GpuDataManager::GetInstance()->GetLogMessages().DeepCopy();
 }
 
+Value* GpuMessageHandler::OnRequestCrashList(const ListValue*) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
+  if (!CrashesUI::CrashReportingEnabled()) {
+    // We need to return an empty list instead of NULL.
+    return new ListValue;
+  }
+  if (!crash_list_available_) {
+    // If we are still obtaining crash list, then return null so another
+    // request will be scheduled.
+    return NULL;
+  }
+
+  ListValue* list_value = new ListValue;
+  std::vector<CrashUploadList::CrashInfo> crashes;
+  crash_list_->GetUploadedCrashes(50, &crashes);
+  for (std::vector<CrashUploadList::CrashInfo>::iterator i = crashes.begin();
+       i != crashes.end(); ++i) {
+    DictionaryValue* crash = new DictionaryValue();
+    crash->SetString("id", i->crash_id);
+    crash->SetString("time",
+                     base::TimeFormatFriendlyDateAndTime(i->crash_time));
+    list_value->Append(crash);
+  }
+  return list_value;
+}
+
 void GpuMessageHandler::OnGpuInfoUpdate() {
   // Get GPU Info.
   scoped_ptr<base::DictionaryValue> gpu_info_val(
@@ -229,6 +274,10 @@
       *(gpu_info_val.get()));
 }
 
+void GpuMessageHandler::OnCrashListAvailable() {
+  crash_list_available_ = true;
+}
+
 }  // namespace