Telemetry: Remove stubs and related code

gfx/thebes/DeviceManagerDx.cpp

@@ -455,13 +455,11 @@ DeviceManagerDx::CreateContentDevice()
                          : D3D_DRIVER_TYPE_UNKNOWN;
   if (!CreateDevice(adapter, type, flags, hr, device)) {
     gfxCriticalNote << "Recovered from crash while creating a D3D11 content device";
-    gfxWindowsPlatform::RecordContentDeviceFailure(TelemetryDeviceCode::Content);
     return FeatureStatus::CrashedInHandler;
   }
 
   if (FAILED(hr) || !device) {
     gfxCriticalNote << "Failed to create a D3D11 content device: " << hexa(hr);
-    gfxWindowsPlatform::RecordContentDeviceFailure(TelemetryDeviceCode::Content);
     return FeatureStatus::Failed;
   }
 

gfx/thebes/gfxFont.cpp

@@ -36,7 +36,6 @@
 #include "mozilla/MemoryReporting.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
-#include "mozilla/Telemetry.h"
 #include "gfxMathTable.h"
 #include "gfxSVGGlyphs.h"
 #include "gfx2DGlue.h"
@@ -2573,8 +2572,6 @@ gfxFont::GetShapedWord(DrawTarget *aDrawTarget,
     }
     gfxShapedWord* sw = entry->mShapedWord.get();
 
-    bool isContent = !mStyle.systemFont;
-
     if (sw) {
         sw->ResetAge();
 #ifndef RELEASE_OR_BETA

gfx/thebes/gfxPlatform.cpp

@@ -11,7 +11,6 @@
 #include "mozilla/gfx/GPUProcessManager.h"
 #include "mozilla/gfx/GraphicsMessages.h"
 #include "mozilla/ClearOnShutdown.h"
-#include "mozilla/Telemetry.h"
 #include "mozilla/TimeStamp.h"
 #include "mozilla/Unused.h"
 
@@ -349,25 +348,6 @@ void CrashStatsLogForwarder::Log(const std::string& aString)
   }
 }
 
-class CrashTelemetryEvent : public Runnable
-{
-  virtual ~CrashTelemetryEvent() {}
-
-  NS_DECL_ISUPPORTS_INHERITED
-
-  explicit CrashTelemetryEvent(uint32_t aReason) : mReason(aReason) {}
-
-  NS_IMETHOD Run() override {
-    MOZ_ASSERT(NS_IsMainThread());
-    return NS_OK;
-  }
-
-protected:
-  uint32_t mReason;
-};
-
-NS_IMPL_ISUPPORTS_INHERITED0(CrashTelemetryEvent, Runnable);
-
 void
 CrashStatsLogForwarder::CrashAction(LogReason aReason)
 {
@@ -2435,13 +2415,6 @@ gfxPlatform::NotifyCompositorCreated(LayersBackend aBackend)
 
   // Set the backend before we notify so it's available immediately.
   mCompositorBackend = aBackend;
-
-  // Notify that we created a compositor, so telemetry can update.
-  NS_DispatchToMainThread(NS_NewRunnableFunction([] {
-    if (nsCOMPtr<nsIObserverService> obsvc = services::GetObserverService()) {
-      obsvc->NotifyObservers(nullptr, "compositor:created", nullptr);
-    }
-  }));
 }
 
 void

gfx/thebes/gfxPlatformFontList.cpp

@@ -21,7 +21,6 @@
 #include "mozilla/Likely.h"
 #include "mozilla/MemoryReporting.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/Telemetry.h"
 #include "mozilla/TimeStamp.h"
 #include "mozilla/gfx/2D.h"
 
@@ -322,7 +321,6 @@ gfxPlatformFontList::InitOtherFamilyNames()
         mOtherFamilyNamesInitialized = true;
     }
     TimeStamp end = TimeStamp::Now();
-
     if (LOG_FONTINIT_ENABLED()) {
         TimeDuration elapsed = end - start;
         LOG_FONTINIT(("(fontinit) InitOtherFamilyNames took %8.2f ms %s",
@@ -470,7 +468,7 @@ gfxPlatformFontList::GetFontList(nsIAtom *aLangGroup,
 {
     for (auto iter = mFontFamilies.Iter(); !iter.Done(); iter.Next()) {
         RefPtr<gfxFontFamily>& family = iter.Data();
-        // use the first variation for now.  This data should be the same
+        // use the first variation for now. This data should be the same
         // for all the variations and should probably be moved up to
         // the Family
         gfxFontStyle style;
@@ -578,12 +576,6 @@ gfxPlatformFontList::SystemFindFontForChar(uint32_t aCh, uint32_t aNextCh,
     } else if (aCh == 0xFFFD && fontEntry && fallbackFamily) {
         mReplacementCharFallbackFamily = fallbackFamily;
     }
- 
-    // track system fallback time
-    static bool first = true;
-    int32_t intElapsed = int32_t(first ? elapsed.ToMilliseconds() :
-                                         elapsed.ToMicroseconds());
-    first = false;
 
     return fontEntry;
 }

gfx/thebes/gfxWindowsPlatform.cpp

@@ -22,7 +22,6 @@
 #include "nsIGfxInfo.h"
 #include "nsServiceManagerUtils.h"
 #include "nsTArray.h"
-#include "mozilla/Telemetry.h"
 #include "GeckoProfiler.h"
 
 #include "nsIWindowsRegKey.h"
@@ -1480,12 +1479,6 @@ gfxWindowsPlatform::InitializeD3D11Config()
   }
 }
 
-/* static */ void
-gfxWindowsPlatform::RecordContentDeviceFailure(TelemetryDeviceCode aDevice)
-{
-  /* STUB */
-}
-
 void
 gfxWindowsPlatform::InitializeDevices()
 {
@@ -1523,18 +1516,9 @@ gfxWindowsPlatform::InitializeDevices()
     return;
   }
 
-  bool shouldUseD2D = gfxConfig::IsEnabled(Feature::DIRECT2D);
-
   // First, initialize D3D11. If this succeeds we attempt to use Direct2D.
   InitializeD3D11();
   InitializeD2D();
-
-  if (!gfxConfig::IsEnabled(Feature::DIRECT2D) &&
-      XRE_IsContentProcess() &&
-      shouldUseD2D)
-  {
-    RecordContentDeviceFailure(TelemetryDeviceCode::D2D1);
-  }
 }
 
 void

gfx/thebes/gfxWindowsPlatform.h

@@ -230,8 +230,6 @@ public:
     }
     bool SupportsPluginDirectDXGIDrawing();
 
-    static void RecordContentDeviceFailure(mozilla::gfx::TelemetryDeviceCode aDevice);
-
 protected:
     bool AccelerateLayersByDefault() override {
       return true;