Remove gfxCrashReporterUtils.

Tag #20.

3 files changed, 0 insertions, 194 deletions

diff --git a/gfx/src/gfxCrashReporterUtils.cpp b/gfx/src/gfxCrashReporterUtils.cpp
deleted file mode 100644
index 757c15527..000000000
--- a/gfx/src/gfxCrashReporterUtils.cpp
+++ /dev/null
@@ -1,141 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "gfxCrashReporterUtils.h"
-
-#ifdef MOZ_GFXFEATUREREPORTER
-#include "gfxCrashReporterUtils.h"
-#include <string.h>                     // for strcmp
-#include "mozilla/Assertions.h"         // for MOZ_ASSERT_HELPER2
-#include "mozilla/Services.h"           // for GetObserverService
-#include "mozilla/StaticMutex.h"
-#include "mozilla/mozalloc.h"           // for operator new, etc
-#include "mozilla/RefPtr.h"             // for RefPtr
-#include "nsCOMPtr.h"                   // for nsCOMPtr
-#include "nsError.h"                    // for NS_OK, NS_FAILED, nsresult
-#include "nsExceptionHandler.h"         // for AppendAppNotesToCrashReport
-#include "nsID.h"
-#include "nsIEventTarget.h"             // for NS_DISPATCH_NORMAL
-#include "nsIObserver.h"                // for nsIObserver, etc
-#include "nsIObserverService.h"         // for nsIObserverService
-#include "nsIRunnable.h"                // for nsIRunnable
-#include "nsISupports.h"
-#include "nsTArray.h"                   // for nsTArray
-#include "nsThreadUtils.h"              // for NS_DispatchToMainThread, etc
-#include "nscore.h"                     // for NS_IMETHOD, NS_IMETHODIMP, etc
-
-namespace mozilla {
-
-static nsTArray<nsCString> *gFeaturesAlreadyReported = nullptr;
-static StaticMutex gFeaturesAlreadyReportedMutex;
-
-class ObserverToDestroyFeaturesAlreadyReported final : public nsIObserver
-{
-
-public:
-  NS_DECL_ISUPPORTS
-  NS_DECL_NSIOBSERVER
-
-  ObserverToDestroyFeaturesAlreadyReported() {}
-private:
-  virtual ~ObserverToDestroyFeaturesAlreadyReported() {}
-};
-
-NS_IMPL_ISUPPORTS(ObserverToDestroyFeaturesAlreadyReported,
-                  nsIObserver)
-
-NS_IMETHODIMP
-ObserverToDestroyFeaturesAlreadyReported::Observe(nsISupports* aSubject,
-                                                  const char* aTopic,
-                                                  const char16_t* aData)
-{
-  if (!strcmp(aTopic, "xpcom-shutdown")) {
-    StaticMutexAutoLock al(gFeaturesAlreadyReportedMutex);
-    if (gFeaturesAlreadyReported) {
-      delete gFeaturesAlreadyReported;
-      gFeaturesAlreadyReported = nullptr;
-    }
-  }
-  return NS_OK;
-}
-
-class RegisterObserverRunnable : public Runnable {
-public:
-  NS_IMETHOD Run() override {
-    // LeakLog made me do this. Basically, I just wanted gFeaturesAlreadyReported to be a static nsTArray<nsCString>,
-    // and LeakLog was complaining about leaks like this:
-    //    leaked 1 instance of nsTArray_base with size 8 bytes
-    //    leaked 7 instances of nsStringBuffer with size 8 bytes each (56 bytes total)
-    // So this is a work-around using a pointer, and using a nsIObserver to deallocate on xpcom shutdown.
-    // Yay for fighting bloat.
-    nsCOMPtr<nsIObserverService> observerService = mozilla::services::GetObserverService();
-    if (!observerService)
-      return NS_OK;
-    RefPtr<ObserverToDestroyFeaturesAlreadyReported> observer = new ObserverToDestroyFeaturesAlreadyReported;
-    observerService->AddObserver(observer, "xpcom-shutdown", false);
-    return NS_OK;
-  }
-};
-
-class AppendAppNotesRunnable : public CancelableRunnable {
-public:
-  explicit AppendAppNotesRunnable(const nsACString& aFeatureStr)
-    : mFeatureString(aFeatureStr)
-  {
-  }
-
-  NS_IMETHOD Run() override {
-    CrashReporter::AppendAppNotesToCrashReport(mFeatureString);
-    return NS_OK;
-  }
-
-private:
-  nsAutoCString mFeatureString;
-};
-
-void
-ScopedGfxFeatureReporter::WriteAppNote(char statusChar)
-{
-  StaticMutexAutoLock al(gFeaturesAlreadyReportedMutex);
-
-  if (!gFeaturesAlreadyReported) {
-    gFeaturesAlreadyReported = new nsTArray<nsCString>;
-    nsCOMPtr<nsIRunnable> r = new RegisterObserverRunnable();
-    NS_DispatchToMainThread(r);
-  }
-
-  nsAutoCString featureString;
-  featureString.AppendPrintf("%s%c ",
-                             mFeature,
-                             statusChar);
-
-  if (!gFeaturesAlreadyReported->Contains(featureString)) {
-    gFeaturesAlreadyReported->AppendElement(featureString);
-    AppNote(featureString);
-  }
-}
-
-void
-ScopedGfxFeatureReporter::AppNote(const nsACString& aMessage)
-{
-  if (NS_IsMainThread()) {
-    CrashReporter::AppendAppNotesToCrashReport(aMessage);
-  } else {
-    nsCOMPtr<nsIRunnable> r = new AppendAppNotesRunnable(aMessage);
-    NS_DispatchToMainThread(r);
-  }
-}
-  
-} // end namespace mozilla
-
-#else
-
-namespace mozilla {
-void ScopedGfxFeatureReporter::WriteAppNote(char) {}
-void ScopedGfxFeatureReporter::AppNote(const nsACString&) {}
-  
-} // namespace mozilla
-
-#endif
diff --git a/gfx/src/gfxCrashReporterUtils.h b/gfx/src/gfxCrashReporterUtils.h
deleted file mode 100644
index efc5ab1ab..000000000
--- a/gfx/src/gfxCrashReporterUtils.h
+++ /dev/null
@@ -1,51 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#ifndef gfxCrashReporterUtils_h__
-#define gfxCrashReporterUtils_h__
-
-#include "nsString.h"
-
-namespace mozilla {
-
-/** \class ScopedGfxFeatureReporter
-  *
-  * On creation, adds "FeatureName?" to AppNotes
-  * On destruction, adds "FeatureName-", or "FeatureName+" if you called SetSuccessful().
-  *
-  * Any such string is added at most once to AppNotes, and is subsequently skipped.
-  *
-  * This ScopedGfxFeatureReporter class is designed to be fool-proof to use in functions that
-  * have many exit points. We don't want to encourage having function with many exit points.
-  * It just happens that our graphics features initialization functions are like that.
-  */
-class ScopedGfxFeatureReporter
-{
-public:
-  explicit ScopedGfxFeatureReporter(const char *aFeature, bool aForce = false)
-    : mFeature(aFeature), mStatusChar('-')
-  {
-    WriteAppNote(aForce ? '!' : '?');
-  }
-  ~ScopedGfxFeatureReporter() {
-    WriteAppNote(mStatusChar);
-  }
-  void SetSuccessful() { mStatusChar = '+'; }
-
-  static void AppNote(const nsACString& aMessage);
-
-  class AppNoteWritingRunnable;
-
-protected:
-  const char *mFeature;
-  char mStatusChar;
-
-private:
-  void WriteAppNote(char statusChar);
-};
-
-} // end namespace mozilla
-
-#endif // gfxCrashReporterUtils_h__
diff --git a/gfx/src/moz.build b/gfx/src/moz.build
index 3678eee7a..ea707a340 100644
--- a/gfx/src/moz.build
+++ b/gfx/src/moz.build
@@ -16,7 +16,6 @@ DEFINES['MOZ_APP_VERSION'] = '"%s"' % CONFIG['MOZ_APP_VERSION']
 EXPORTS += [
     'DriverCrashGuard.h',
     'FilterSupport.h',
-    'gfxCrashReporterUtils.h',
     'gfxTelemetry.h',
     'nsBoundingMetrics.h',
     'nsColor.h',
@@ -60,7 +59,6 @@ if CONFIG['MOZ_X11']:
 UNIFIED_SOURCES += [
     'DriverCrashGuard.cpp',
     'FilterSupport.cpp',
-    'gfxCrashReporterUtils.cpp',
     'gfxTelemetry.cpp',
     'nsColor.cpp',
     'nsFont.cpp',