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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /parser/html/nsHtml5SpeculativeLoad.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'parser/html/nsHtml5SpeculativeLoad.cpp')
-rw-r--r--parser/html/nsHtml5SpeculativeLoad.cpp88
1 files changed, 88 insertions, 0 deletions
diff --git a/parser/html/nsHtml5SpeculativeLoad.cpp b/parser/html/nsHtml5SpeculativeLoad.cpp
new file mode 100644
index 000000000..8ffc4d063
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+++ b/parser/html/nsHtml5SpeculativeLoad.cpp
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+/* 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 "nsHtml5SpeculativeLoad.h"
+#include "nsHtml5TreeOpExecutor.h"
+
+nsHtml5SpeculativeLoad::nsHtml5SpeculativeLoad()
+#ifdef DEBUG
+ : mOpCode(eSpeculativeLoadUninitialized)
+#endif
+{
+ MOZ_COUNT_CTOR(nsHtml5SpeculativeLoad);
+}
+
+nsHtml5SpeculativeLoad::~nsHtml5SpeculativeLoad()
+{
+ MOZ_COUNT_DTOR(nsHtml5SpeculativeLoad);
+ NS_ASSERTION(mOpCode != eSpeculativeLoadUninitialized,
+ "Uninitialized speculative load.");
+}
+
+void
+nsHtml5SpeculativeLoad::Perform(nsHtml5TreeOpExecutor* aExecutor)
+{
+ switch (mOpCode) {
+ case eSpeculativeLoadBase:
+ aExecutor->SetSpeculationBase(mUrl);
+ break;
+ case eSpeculativeLoadCSP:
+ aExecutor->AddSpeculationCSP(mMetaCSP);
+ break;
+ case eSpeculativeLoadMetaReferrer:
+ aExecutor->SetSpeculationReferrerPolicy(mReferrerPolicy);
+ break;
+ case eSpeculativeLoadImage:
+ aExecutor->PreloadImage(mUrl, mCrossOrigin, mSrcset, mSizes, mReferrerPolicy);
+ break;
+ case eSpeculativeLoadOpenPicture:
+ aExecutor->PreloadOpenPicture();
+ break;
+ case eSpeculativeLoadEndPicture:
+ aExecutor->PreloadEndPicture();
+ break;
+ case eSpeculativeLoadPictureSource:
+ aExecutor->PreloadPictureSource(mSrcset, mSizes, mTypeOrCharsetSourceOrDocumentMode,
+ mMedia);
+ break;
+ case eSpeculativeLoadScript:
+ aExecutor->PreloadScript(mUrl, mCharset, mTypeOrCharsetSourceOrDocumentMode,
+ mCrossOrigin, mIntegrity, false);
+ break;
+ case eSpeculativeLoadScriptFromHead:
+ aExecutor->PreloadScript(mUrl, mCharset, mTypeOrCharsetSourceOrDocumentMode,
+ mCrossOrigin, mIntegrity, true);
+ break;
+ case eSpeculativeLoadStyle:
+ aExecutor->PreloadStyle(mUrl, mCharset, mCrossOrigin, mIntegrity);
+ break;
+ case eSpeculativeLoadManifest:
+ aExecutor->ProcessOfflineManifest(mUrl);
+ break;
+ case eSpeculativeLoadSetDocumentCharset: {
+ nsAutoCString narrowName;
+ CopyUTF16toUTF8(mCharset, narrowName);
+ NS_ASSERTION(mTypeOrCharsetSourceOrDocumentMode.Length() == 1,
+ "Unexpected charset source string");
+ int32_t intSource = (int32_t)mTypeOrCharsetSourceOrDocumentMode.First();
+ aExecutor->SetDocumentCharsetAndSource(narrowName,
+ intSource);
+ }
+ break;
+ case eSpeculativeLoadSetDocumentMode: {
+ NS_ASSERTION(mTypeOrCharsetSourceOrDocumentMode.Length() == 1,
+ "Unexpected document mode string");
+ nsHtml5DocumentMode mode =
+ (nsHtml5DocumentMode)mTypeOrCharsetSourceOrDocumentMode.First();
+ aExecutor->SetDocumentMode(mode);
+ }
+ break;
+ case eSpeculativeLoadPreconnect:
+ aExecutor->Preconnect(mUrl, mCrossOrigin);
+ break;
+ default:
+ NS_NOTREACHED("Bogus speculative load.");
+ break;
+ }
+}