Issue #21 - Remove Telemetry plumbing and fix build.

Note this won't give working applications. Requires FE changes and
additional js module changes (next part).

netwerk/base/Predictor.cpp

@@ -38,7 +38,6 @@
 #include "mozilla/Logging.h"
 
 #include "mozilla/Preferences.h"
-#include "mozilla/Telemetry.h"
 
 #include "mozilla/net/NeckoCommon.h"
 #include "mozilla/net/NeckoParent.h"
@@ -1079,9 +1078,6 @@ Predictor::CalculateConfidence(uint32_t hitCount, uint32_t hitsPossible,
 {
   MOZ_ASSERT(NS_IsMainThread());
 
-  Telemetry::AutoCounter<Telemetry::PREDICTOR_PREDICTIONS_CALCULATED> predictionsCalculated;
-  ++predictionsCalculated;
-
   if (!hitsPossible) {
     return 0;
   }
@@ -1316,18 +1312,11 @@ Predictor::RunPredictions(nsIURI *referrer, nsINetworkPredictorVerifier *verifie
   preconnects.SwapElements(mPreconnects);
   preresolves.SwapElements(mPreresolves);
 
-  Telemetry::AutoCounter<Telemetry::PREDICTOR_TOTAL_PREDICTIONS> totalPredictions;
-  Telemetry::AutoCounter<Telemetry::PREDICTOR_TOTAL_PREFETCHES> totalPrefetches;
-  Telemetry::AutoCounter<Telemetry::PREDICTOR_TOTAL_PRECONNECTS> totalPreconnects;
-  Telemetry::AutoCounter<Telemetry::PREDICTOR_TOTAL_PRERESOLVES> totalPreresolves;
-
   len = prefetches.Length();
   for (i = 0; i < len; ++i) {
     PREDICTOR_LOG(("    doing prefetch"));
     nsCOMPtr<nsIURI> uri = prefetches[i];
     if (NS_SUCCEEDED(Prefetch(uri, referrer, verifier))) {
-      ++totalPredictions;
-      ++totalPrefetches;
       predicted = true;
     }
   }
@@ -1336,8 +1325,6 @@ Predictor::RunPredictions(nsIURI *referrer, nsINetworkPredictorVerifier *verifie
   for (i = 0; i < len; ++i) {
     PREDICTOR_LOG(("    doing preconnect"));
     nsCOMPtr<nsIURI> uri = preconnects[i];
-    ++totalPredictions;
-    ++totalPreconnects;
     mSpeculativeService->SpeculativeConnect2(uri, nullptr, this);
     predicted = true;
     if (verifier) {
@@ -1350,8 +1337,6 @@ Predictor::RunPredictions(nsIURI *referrer, nsINetworkPredictorVerifier *verifie
   nsCOMPtr<nsIThread> mainThread = do_GetMainThread();
   for (i = 0; i < len; ++i) {
     nsCOMPtr<nsIURI> uri = preresolves[i];
-    ++totalPredictions;
-    ++totalPreresolves;
     nsAutoCString hostname;
     uri->GetAsciiHost(hostname);
     PREDICTOR_LOG(("    doing preresolve %s", hostname.get()));
@@ -1482,9 +1467,6 @@ Predictor::Learn(nsIURI *targetURI, nsIURI *sourceURI,
     return NS_ERROR_INVALID_ARG;
   }
 
-  Telemetry::AutoCounter<Telemetry::PREDICTOR_LEARN_ATTEMPTS> learnAttempts;
-  ++learnAttempts;
-
   Predictor::Reason argReason;
   argReason.mLearn = reason;
 

netwerk/base/nsNetUtil.cpp

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* vim:set ts=4 sw=4 sts=4 et cin: */
 /* 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/. */
@@ -11,7 +10,6 @@
 #include "mozilla/LoadInfo.h"
 #include "mozilla/BasePrincipal.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/Telemetry.h"
 #include "nsNetUtil.h"
 #include "nsNetUtilInlines.h"
 #include "mozIApplicationClearPrivateDataParams.h"

netwerk/cache/nsCacheService.h

@@ -21,7 +21,6 @@
 #include "nsRefPtrHashtable.h"
 #include "mozilla/CondVar.h"
 #include "mozilla/Mutex.h"
-#include "mozilla/Telemetry.h"
 
 class nsCacheRequest;
 class nsCacheProfilePrefObserver;
@@ -254,7 +253,6 @@ private:
      */
 
     static void      Lock();
-    static void      Lock(::mozilla::Telemetry::ID mainThreadLockerID);
     static void      Unlock();
     void             LockAcquired();
     void             LockReleased();

netwerk/cache/nsCacheUtils.cpp

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
 /* 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/. */

netwerk/cache/nsDeleteDir.cpp

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
 /* 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/. */
@@ -7,7 +6,6 @@
 #include "nsDeleteDir.h"
 #include "nsIFile.h"
 #include "nsString.h"
-#include "mozilla/Telemetry.h"
 #include "nsITimer.h"
 #include "nsISimpleEnumerator.h"
 #include "nsAutoPtr.h"

netwerk/cache/nsDiskCacheDevice.cpp

@@ -45,7 +45,6 @@
 
 #include "nsThreadUtils.h"
 #include "mozilla/MemoryReporting.h"
-#include "mozilla/Telemetry.h"
 
 static const char DISK_CACHE_DEVICE_ID[] = { "disk" };
 using namespace mozilla;

netwerk/cache/nsDiskCacheDeviceSQL.cpp

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cin: */
 /* 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/. */
@@ -46,8 +45,6 @@
 #include "nsICacheVisitor.h"
 #include "nsISeekableStream.h"
 
-#include "mozilla/Telemetry.h"
-
 #include "sqlite3.h"
 #include "mozilla/storage.h"
 #include "nsVariant.h"

netwerk/cache/nsDiskCacheMap.cpp

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* vim:set ts=4 sw=4 sts=4 cin et: */
 /* 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/. */
@@ -1243,8 +1242,7 @@ nsDiskCacheMap::InitCacheClean(nsIFile *  cacheDirectory,
         rv = cacheCleanFile->AppendNative(
                  NS_LITERAL_CSTRING("_CACHE_CLEAN_"));
         if (NS_SUCCEEDED(rv)) {
-            // Check if the file already exists, if it does, we will later read the
-            // value and report it to telemetry.
+            // Check if the file already exists.
             cacheCleanFile->Exists(&cacheCleanFileExists);
         }
     }
@@ -1406,14 +1404,9 @@ nsDiskCacheMap::RevalidateCache()
                          "cache not in a safe state\n"));
         // Normally we would return an error here, but there is a bug where
         // the doom list sometimes gets an entry 'stuck' and doens't clear it
-        // until browser shutdown.  So we allow revalidation for the time being
-        // to get proper telemetry data of how much the cache corruption plan
-        // would help.
+        // until browser shutdown.  So we allow revalidation for the time being.
     }
 
-    // If telemetry data shows it is worth it, we'll be flushing headers and
-    // records before flushing the clean cache file.
-  
     // Write out the _CACHE_CLEAN_ file with '1'
     rv = WriteCacheClean(true);
     if (NS_FAILED(rv)) {

netwerk/cache/nsDiskCacheStreams.cpp

@@ -13,7 +13,6 @@
 #include "mozilla/FileUtils.h"
 #include "nsThreadUtils.h"
 #include "mozilla/MemoryReporting.h"
-#include "mozilla/Telemetry.h"
 #include "mozilla/TimeStamp.h"
 #include <algorithm>
 

netwerk/cache/nsMemoryCacheDevice.cpp

@@ -12,7 +12,6 @@
 #include "nsCRT.h"
 #include "nsReadableUtils.h"
 #include "mozilla/MathAlgorithms.h"
-#include "mozilla/Telemetry.h"
 #include <algorithm>
 
 // The memory cache implements the "LRU-SP" caching algorithm

netwerk/cache2/CacheEntry.cpp

@@ -25,7 +25,6 @@
 #include "nsProxyRelease.h"
 #include "nsSerializationHelper.h"
 #include "nsThreadUtils.h"
-#include "mozilla/Telemetry.h"
 #include <math.h>
 #include <algorithm>
 
@@ -408,12 +407,7 @@ bool CacheEntry::Load(bool aTruncate, bool aPriority)
 
   bool directLoad = aTruncate || !mUseDisk;
   if (directLoad) {
-    // mLoadStart will be used to calculate telemetry of life-time of this entry.
-    // Low resulution is then enough.
-    mLoadStart = TimeStamp::NowLoRes();
     mPinningKnown = true;
-  } else {
-    mLoadStart = TimeStamp::Now();
   }
 
   {
@@ -451,8 +445,6 @@ NS_IMETHODIMP CacheEntry::OnFileReady(nsresult aResult, bool aIsNew)
   LOG(("CacheEntry::OnFileReady [this=%p, rv=0x%08x, new=%d]",
       this, aResult, aIsNew));
 
-  MOZ_ASSERT(!mLoadStart.IsNull());
-
   // OnFileReady, that is the only code that can transit from LOADING
   // to any follow-on state and can only be invoked ones on an entry.
   // Until this moment there is no consumer that could manipulate

netwerk/cache2/CacheEntry.h

@@ -88,8 +88,6 @@ public:
   bool CanRegister() const;
   void SetRegistered(bool aRegistered);
 
-  TimeStamp const& LoadStart() const { return mLoadStart; }
-
   enum EPurge {
     PURGE_DATA_ONLY_DISK_BACKED,
     PURGE_WHOLE_ONLY_DISK_BACKED,
@@ -376,7 +374,6 @@ private:
 
   nsCOMPtr<nsISupports> mSecurityInfo;
   int64_t mPredictedDataSize;
-  mozilla::TimeStamp mLoadStart;
   uint32_t mUseCount;
 };
 

netwerk/protocol/http/ASpdySession.cpp

@@ -18,8 +18,6 @@
 #include "Http2Push.h"
 #include "Http2Session.h"
 
-#include "mozilla/Telemetry.h"
-
 namespace mozilla {
 namespace net {
 

netwerk/protocol/http/ASpdySession.h

@@ -105,7 +105,7 @@ public:
   // determine if a version of the protocol is enabled for index < kCount
   bool ProtocolEnabled(uint32_t index) const;
 
-  uint8_t   Version[kCount]; // telemetry enum e.g. SPDY_VERSION_31
+  uint8_t   Version[kCount]; // enum e.g. SPDY_VERSION_31
   nsCString VersionString[kCount]; // npn string e.g. "spdy/3.1"
 
   // the ALPNCallback function allows the protocol stack to decide whether or

netwerk/protocol/http/Http2Compression.h

@@ -13,7 +13,6 @@
 #include "nsDeque.h"
 #include "nsString.h"
 #include "nsIMemoryReporter.h"
-#include "mozilla/Telemetry.h"
 
 namespace mozilla {
 namespace net {
@@ -85,10 +84,6 @@ protected:
 
   uint32_t mPeakSize;
   uint32_t mPeakCount;
-  MOZ_INIT_OUTSIDE_CTOR
-  Telemetry::ID mPeakSizeID;
-  MOZ_INIT_OUTSIDE_CTOR
-  Telemetry::ID mPeakCountID;
 
 private:
   RefPtr<HpackDynamicTableReporter> mDynamicReporter;
@@ -101,8 +96,6 @@ class Http2Decompressor final : public Http2BaseCompressor
 public:
   Http2Decompressor()
   {
-    mPeakSizeID = Telemetry::HPACK_PEAK_SIZE_DECOMPRESSOR;
-    mPeakCountID = Telemetry::HPACK_PEAK_COUNT_DECOMPRESSOR;
   };
   virtual ~Http2Decompressor() { } ;
 
@@ -159,8 +152,6 @@ public:
                       mBufferSizeChangeWaiting(false),
                       mLowestBufferSizeWaiting(0)
   {
-    mPeakSizeID = Telemetry::HPACK_PEAK_SIZE_COMPRESSOR;
-    mPeakCountID = Telemetry::HPACK_PEAK_COUNT_COMPRESSOR;
   };
   virtual ~Http2Compressor() { }
 

netwerk/protocol/http/Http2Session.cpp

@@ -19,7 +19,6 @@
 #include "Http2Push.h"
 
 #include "mozilla/EndianUtils.h"
-#include "mozilla/Telemetry.h"
 #include "mozilla/Preferences.h"
 #include "nsHttp.h"
 #include "nsHttpHandler.h"
@@ -97,7 +96,6 @@ Http2Session::Http2Session(nsISocketTransport *aSocketTransport, uint32_t versio
   , mGoAwayID(0)
   , mOutgoingGoAwayID(0)
   , mConcurrent(0)
-  , mServerPushedResources(0)
   , mServerInitialStreamWindow(kDefaultRwin)
   , mLocalSessionWindow(kDefaultRwin)
   , mServerSessionWindow(kDefaultRwin)
@@ -1628,7 +1626,6 @@ Http2Session::RecvPushPromise(Http2Session *self)
     return rv;
 
   Http2Stream *associatedStream = self->mInputFrameDataStream;
-  ++(self->mServerPushedResources);
 
   // Anytime we start using the high bit of stream ID (either client or server)
   // begin to migrate to a new session.

netwerk/protocol/http/Http2Session.h

@@ -441,9 +441,6 @@ private:
   // below the current value
   uint32_t             mConcurrent;
 
-  // The number of server initiated promises, tracked for telemetry
-  uint32_t             mServerPushedResources;
-
   // The server rwin for new streams as determined from a SETTINGS frame
   uint32_t             mServerInitialStreamWindow;
 

netwerk/protocol/http/nsHttpChannel.cpp

@@ -6585,7 +6585,7 @@ nsHttpChannel::OnStopRequest(nsIRequest *request, nsISupports *ctxt, nsresult st
         mTransferSize = mTransaction->GetTransferSize();
 
         // If we are using the transaction to serve content, we also save the
-        // time since async open in the cache entry so we can compare telemetry
+        // time since async open in the cache entry so we can compare time
         // between cache and net response.
         if (request == mTransactionPump && mCacheEntry &&
             !mAsyncOpenTime.IsNull() && !mOnStartRequestTimestamp.IsNull()) {

netwerk/protocol/http/nsHttpChannel.h

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* vim:set et cin ts=4 sw=4 sts=4: */
 /* 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/. */

netwerk/protocol/http/nsHttpChannelAuthProvider.cpp

@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* vim:set expandtab ts=4 sw=4 sts=4 cin: */
 /* 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/. */
@@ -28,7 +27,6 @@
 #include "nsServiceManagerUtils.h"
 #include "nsILoadContext.h"
 #include "nsIURL.h"
-#include "mozilla/Telemetry.h"
 #include "nsIProxiedChannel.h"
 #include "nsIProxyInfo.h"