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Backed out changeset 94cc3cfaa2e4 (bug 1126042) for Windows bustage.

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CLOSED TREE
This commit is contained in:
Ryan VanderMeulen 2015-01-28 15:32:52 -05:00
parent c7f045b50b
commit da46a66df7
2 changed files with 2 additions and 33 deletions
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2
CLOBBER
View File

@ -22,4 +22,4 @@
# changes to stick? As of bug 928195, this shouldn't be necessary! Please
# don't change CLOBBER for WebIDL changes any more.
Bug 917322 - Due to removing nsICompositionStringSynthesizer.idl
Bug 1123384 - Needs a clobber for some reason.

33
dom/base/nsGlobalWindow.cpp
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@ -58,7 +58,6 @@
#include "nsContentCID.h"
#include "nsLayoutStatics.h"
#include "nsCCUncollectableMarker.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/dom/workers/Workers.h"
#include "mozilla/dom/MessagePortList.h"
#include "mozilla/dom/ToJSValue.h"
@ -563,36 +562,6 @@ nsTimeout::HasRefCntOne()
return mRefCnt.get() == 1;
}
// We use only 53 bits for the window ID so that it can be converted to and from
// a JS value without loss of precision. The upper bits of the window ID hold the
// process ID. The lower bits identify the window.
static const uint64_t kWindowIDTotalBits = 53;
static const uint64_t kWindowIDProcessBits = 22;
static const uint64_t kWindowIDWindowBits = kWindowIDTotalBits - kWindowIDProcessBits;
// Try to return a window ID that is unique across processes and that will never
// be recycled.
static uint64_t
NextWindowID()
{
uint64_t processID = 0;
if (XRE_GetProcessType() == GeckoProcessType_Content) {
ContentChild* cc = ContentChild::GetSingleton();
processID = cc->GetID();
}
MOZ_RELEASE_ASSERT(processID < (uint64_t(1) << kWindowIDProcessBits));
uint64_t processBits = processID & ((uint64_t(1) << kWindowIDProcessBits) - 1);
// Make sure no actual window ends up with mWindowID == 0.
uint64_t windowID = ++gNextWindowID;
MOZ_RELEASE_ASSERT(windowID < (uint64_t(1) << kWindowIDWindowBits));
uint64_t windowBits = windowID & ((uint64_t(1) << kWindowIDWindowBits) - 1);
return (processBits << kWindowIDWindowBits) | windowBits;
}
nsPIDOMWindow::nsPIDOMWindow(nsPIDOMWindow *aOuterWindow)
: mFrameElement(nullptr), mDocShell(nullptr), mModalStateDepth(0),
mRunningTimeout(nullptr), mMutationBits(0), mIsDocumentLoaded(false),
@ -607,7 +576,7 @@ nsPIDOMWindow::nsPIDOMWindow(nsPIDOMWindow *aOuterWindow)
mAudioMuted(false), mAudioVolume(1.0),
mInnerWindow(nullptr), mOuterWindow(aOuterWindow),
// Make sure no actual window ends up with mWindowID == 0
mWindowID(NextWindowID()), mHasNotifiedGlobalCreated(false),
mWindowID(++gNextWindowID), mHasNotifiedGlobalCreated(false),
mMarkedCCGeneration(0), mSendAfterRemotePaint(false)
{}