Merge changes I55c6d71a,Ifb3277d4,Ia1b847a2,I7ba9cf3f,Ida2b2a8a,I1280ec90,I72f818d5,I2e3b588b,I9a4e6289,Ia724c78b,Icd8612c8,Ie31b15d7,Ie125edae,I77941a88,I89dae78b,I3516e5ca,I1a4c17b5,I2c4ecc1a,I9c8e6537,Ifac13115,Ie1f80e09,Ia541ed77,I60ce9d78

* changes:
  Merge WebKit at r82507: Update ThirdPartyProject.prop
  Merge WebKit at r82507: Cherry-pick change r88166 to add INSPECTOR guards to ScriptProfiler
  Merge WebKit at r82507: Work around a V8 bug
  Merge WebKit at r82507: JNIType renamed to JavaType
  Merge WebKit at r82507: IconDatabaseClient interface expanded
  Merge WebKit at r82507: Don't use new loss-free code path in HTMLCanvasElement::toDataURL()
  Merge WebKit at r82507: IcondDatabaseBase::iconForPageURL() renamed
  Merge WebKit at r82507: IconDatabaseBase::Open() signature changed
  Merge WebKit at r82507: Node::isContentEditable() renamed
  Merge WebKit at r82507: Use icon database through IconDatabaseBase
  Merge WebKit at r82507: toInputElement() is now a member of Node
  Merge WebKit at r82507: FrameLoaderClient::objectContentType() signature changed
  Merge WebKit at r82507: StringImpl::computeHash() removed
  Merge WebKit at r82507: Stub out FontPlatformData::setOrientation()
  Merge WebKit at r82507: Path::strokeBoundingRect() is now const
  Merge WebKit at r82507: Add missing UnusedParam.h include in ApplicationCacheGroup.cpp
  Merge WebKit at r82507: Continue to use Android's version of FontPlatformData.h
  Merge WebKit at r82507: Update signature of FontCustomPlatformData::fontPlatformData()
  Merge WebKit at r82507: Fix conflicts due to JNI refactoring
  Merge WebKit at r82507: Fix conflicts due to new StorageTracker
  Merge WebKit at r82507: Fix conflicts
  Merge WebKit at r82507: Fix makefiles
  Merge WebKit at r82507: Initial merge by git

1 files changed, 28 insertions, 4 deletions

diff --git a/Source/WebCore/page/PageGroupLoadDeferrer.cpp b/Source/WebCore/page/PageGroupLoadDeferrer.cpp
index 292b4cd..dfbb244 100644
--- a/Source/WebCore/page/PageGroupLoadDeferrer.cpp
+++ b/Source/WebCore/page/PageGroupLoadDeferrer.cpp
@@ -21,11 +21,11 @@
 #include "config.h"
 #include "PageGroupLoadDeferrer.h"
 
-#include "AsyncScriptRunner.h"
 #include "DocumentParser.h"
 #include "Frame.h"
 #include "Page.h"
 #include "PageGroup.h"
+#include "ScriptRunner.h"
 #include <wtf/HashSet.h>
 
 namespace WebCore {
@@ -39,8 +39,23 @@ PageGroupLoadDeferrer::PageGroupLoadDeferrer(Page* page, bool deferSelf)
     HashSet<Page*>::const_iterator end = pages.end();
     for (HashSet<Page*>::const_iterator it = pages.begin(); it != end; ++it) {
         Page* otherPage = *it;
-        if ((deferSelf || otherPage != page) && !otherPage->defersLoading())
-            m_deferredFrames.append(otherPage->mainFrame());
+        if ((deferSelf || otherPage != page)) {
+            if (!otherPage->defersLoading()) {
+                m_deferredFrames.append(otherPage->mainFrame());
+
+                // This code is not logically part of load deferring, but we do not want JS code executed beneath modal
+                // windows or sheets, which is exactly when PageGroupLoadDeferrer is used.
+                // NOTE: if PageGroupLoadDeferrer is ever used for tasks other than showing a modal window or sheet,
+                // the constructor will need to take a ActiveDOMObject::ReasonForSuspension.
+                for (Frame* frame = otherPage->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
+                    frame->document()->suspendScriptedAnimationControllerCallbacks();
+                    frame->document()->suspendActiveDOMObjects(ActiveDOMObject::WillShowDialog);
+                    frame->document()->scriptRunner()->suspend();
+                    if (DocumentParser* parser = frame->document()->parser())
+                        parser->suspendScheduledTasks();
+                }
+            }
+        }
     }
 
     size_t count = m_deferredFrames.size();
@@ -52,8 +67,17 @@ PageGroupLoadDeferrer::PageGroupLoadDeferrer(Page* page, bool deferSelf)
 PageGroupLoadDeferrer::~PageGroupLoadDeferrer()
 {
     for (size_t i = 0; i < m_deferredFrames.size(); ++i) {
-        if (Page* page = m_deferredFrames[i]->page())
+        if (Page* page = m_deferredFrames[i]->page()) {
             page->setDefersLoading(false);
+
+            for (Frame* frame = page->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
+                frame->document()->resumeActiveDOMObjects();
+                frame->document()->resumeScriptedAnimationControllerCallbacks();
+                frame->document()->scriptRunner()->resume();
+                if (DocumentParser* parser = frame->document()->parser())
+                    parser->resumeScheduledTasks();
+            }
+        }
     }
 }