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1 /* This Source Code Form is subject to the terms of the Mozilla Public |
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2 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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4 |
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5 #include "nsHtml5SpeculativeLoad.h" |
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6 #include "nsHtml5TreeOpExecutor.h" |
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7 |
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8 nsHtml5SpeculativeLoad::nsHtml5SpeculativeLoad() |
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9 #ifdef DEBUG |
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10 : mOpCode(eSpeculativeLoadUninitialized) |
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11 #endif |
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12 { |
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13 MOZ_COUNT_CTOR(nsHtml5SpeculativeLoad); |
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14 } |
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15 |
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16 nsHtml5SpeculativeLoad::~nsHtml5SpeculativeLoad() |
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17 { |
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18 MOZ_COUNT_DTOR(nsHtml5SpeculativeLoad); |
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19 NS_ASSERTION(mOpCode != eSpeculativeLoadUninitialized, |
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20 "Uninitialized speculative load."); |
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21 } |
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22 |
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23 void |
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24 nsHtml5SpeculativeLoad::Perform(nsHtml5TreeOpExecutor* aExecutor) |
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25 { |
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26 switch (mOpCode) { |
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27 case eSpeculativeLoadBase: |
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28 aExecutor->SetSpeculationBase(mUrl); |
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29 break; |
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30 case eSpeculativeLoadImage: |
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31 aExecutor->PreloadImage(mUrl, mCrossOrigin); |
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32 break; |
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33 case eSpeculativeLoadScript: |
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34 aExecutor->PreloadScript(mUrl, mCharset, mTypeOrCharsetSource, |
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35 mCrossOrigin, false); |
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36 break; |
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37 case eSpeculativeLoadScriptFromHead: |
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38 aExecutor->PreloadScript(mUrl, mCharset, mTypeOrCharsetSource, |
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39 mCrossOrigin, true); |
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40 break; |
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41 case eSpeculativeLoadStyle: |
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42 aExecutor->PreloadStyle(mUrl, mCharset, mCrossOrigin); |
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43 break; |
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44 case eSpeculativeLoadManifest: |
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45 aExecutor->ProcessOfflineManifest(mUrl); |
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46 break; |
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47 case eSpeculativeLoadSetDocumentCharset: { |
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48 nsAutoCString narrowName; |
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49 CopyUTF16toUTF8(mCharset, narrowName); |
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50 NS_ASSERTION(mTypeOrCharsetSource.Length() == 1, |
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51 "Unexpected charset source string"); |
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52 int32_t intSource = (int32_t)mTypeOrCharsetSource.First(); |
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53 aExecutor->SetDocumentCharsetAndSource(narrowName, |
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54 intSource); |
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55 } |
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56 break; |
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57 default: |
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58 NS_NOTREACHED("Bogus speculative load."); |
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59 break; |
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60 } |
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61 } |