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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/browser/component_updater/component_updater_resource_throttle.h
" | 5 #include "chrome/browser/component_updater/component_updater_resource_throttle.h
" |
| 6 | 6 |
| 7 #include "base/location.h" | 7 #include "base/location.h" |
| 8 #include "base/memory/weak_ptr.h" | 8 #include "base/memory/weak_ptr.h" |
| 9 #include "components/component_updater/component_updater_service.h" | 9 #include "components/component_updater/component_updater_service.h" |
| 10 #include "content/public/browser/browser_thread.h" | 10 #include "content/public/browser/browser_thread.h" |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 // The lifetime is controlled by Chrome's resource loader so the component | 25 // The lifetime is controlled by Chrome's resource loader so the component |
| 26 // updater cannot touch objects from this class except via weak pointers. | 26 // updater cannot touch objects from this class except via weak pointers. |
| 27 class CUResourceThrottle : public content::ResourceThrottle, | 27 class CUResourceThrottle : public content::ResourceThrottle, |
| 28 public base::SupportsWeakPtr<CUResourceThrottle> { | 28 public base::SupportsWeakPtr<CUResourceThrottle> { |
| 29 public: | 29 public: |
| 30 CUResourceThrottle(); | 30 CUResourceThrottle(); |
| 31 ~CUResourceThrottle() override; | 31 ~CUResourceThrottle() override; |
| 32 | 32 |
| 33 // Overriden from ResourceThrottle. | 33 // Overriden from ResourceThrottle. |
| 34 void WillStartRequest(bool* defer) override; | 34 void WillStartRequest(bool* defer) override; |
| 35 void WillRedirectRequest(const GURL& new_url, bool* defer) override; | 35 void WillRedirectRequest(const net::RedirectInfo& redirect_info, |
| 36 bool* defer) override; |
| 36 const char* GetNameForLogging() const override; | 37 const char* GetNameForLogging() const override; |
| 37 | 38 |
| 38 // Component updater calls this function via PostTask to unblock the request. | 39 // Component updater calls this function via PostTask to unblock the request. |
| 39 void Unblock(); | 40 void Unblock(); |
| 40 | 41 |
| 41 typedef std::vector<base::WeakPtr<CUResourceThrottle> > WeakPtrVector; | 42 typedef std::vector<base::WeakPtr<CUResourceThrottle> > WeakPtrVector; |
| 42 | 43 |
| 43 private: | 44 private: |
| 44 enum State { NEW, BLOCKED, UNBLOCKED }; | 45 enum State { NEW, BLOCKED, UNBLOCKED }; |
| 45 | 46 |
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| 56 | 57 |
| 57 void CUResourceThrottle::WillStartRequest(bool* defer) { | 58 void CUResourceThrottle::WillStartRequest(bool* defer) { |
| 58 if (state_ != UNBLOCKED) { | 59 if (state_ != UNBLOCKED) { |
| 59 state_ = BLOCKED; | 60 state_ = BLOCKED; |
| 60 *defer = true; | 61 *defer = true; |
| 61 } else { | 62 } else { |
| 62 *defer = false; | 63 *defer = false; |
| 63 } | 64 } |
| 64 } | 65 } |
| 65 | 66 |
| 66 void CUResourceThrottle::WillRedirectRequest(const GURL& new_url, bool* defer) { | 67 void CUResourceThrottle::WillRedirectRequest( |
| 68 const net::RedirectInfo& redirect_info, bool* defer) { |
| 67 WillStartRequest(defer); | 69 WillStartRequest(defer); |
| 68 } | 70 } |
| 69 | 71 |
| 70 const char* CUResourceThrottle::GetNameForLogging() const { | 72 const char* CUResourceThrottle::GetNameForLogging() const { |
| 71 return "ComponentUpdateResourceThrottle"; | 73 return "ComponentUpdateResourceThrottle"; |
| 72 } | 74 } |
| 73 | 75 |
| 74 void CUResourceThrottle::Unblock() { | 76 void CUResourceThrottle::Unblock() { |
| 75 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 77 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| 76 if (state_ == BLOCKED) | 78 if (state_ == BLOCKED) |
| (...skipping 22 matching lines...) Expand all Loading... |
| 99 BrowserThread::UI, | 101 BrowserThread::UI, |
| 100 FROM_HERE, | 102 FROM_HERE, |
| 101 base::Bind(&ComponentUpdateService::MaybeThrottle, | 103 base::Bind(&ComponentUpdateService::MaybeThrottle, |
| 102 base::Unretained(cus), | 104 base::Unretained(cus), |
| 103 crx_id, | 105 crx_id, |
| 104 base::Bind(&UnblockThrottleOnUIThread, rt->AsWeakPtr()))); | 106 base::Bind(&UnblockThrottleOnUIThread, rt->AsWeakPtr()))); |
| 105 return rt; | 107 return rt; |
| 106 } | 108 } |
| 107 | 109 |
| 108 } // namespace component_updater | 110 } // namespace component_updater |
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