Replace ASSERT with DCHECK in modules/fetch.

third_party/WebKit/Source/modules/fetch/FetchManager.cpp

Index: third_party/WebKit/Source/modules/fetch/FetchManager.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/FetchManager.cpp b/third_party/WebKit/Source/modules/fetch/FetchManager.cpp
index 37ad99a8621ae4bf4cc5cddb74b97db9a3f11748..8d906d3792a727e7783b62928f2ddf8a4c74e1a5 100644
--- a/third_party/WebKit/Source/modules/fetch/FetchManager.cpp
+++ b/third_party/WebKit/Source/modules/fetch/FetchManager.cpp
@@ -192,9 +192,9 @@ class FetchManager::Loader final
     }
 
     void didGetReadable() override {
-      ASSERT(m_reader);
-      ASSERT(m_loader);
-      ASSERT(m_response);
+      DCHECK(m_reader);
+      DCHECK(m_loader);
+      DCHECK(m_response);
 
       WebDataConsumerHandle::Result r = WebDataConsumerHandle::Ok;
       while (r == WebDataConsumerHandle::Ok) {
@@ -308,7 +308,7 @@ FetchManager::Loader::Loader(ExecutionContext* executionContext,
 }
 
 FetchManager::Loader::~Loader() {
-  ASSERT(!m_loader);
+  DCHECK(!m_loader);
 }
 
 DEFINE_TRACE(FetchManager::Loader) {
@@ -328,7 +328,7 @@ void FetchManager::Loader::didReceiveResponse(
     unsigned long,
     const ResourceResponse& response,
     std::unique_ptr<WebDataConsumerHandle> handle) {
-  ASSERT(handle);
+  DCHECK(handle);
   // TODO(horo): This check could be false when we will use the response url
   // in service worker responses. (crbug.com/553535)
   DCHECK(response.url() == m_urlList.back());
@@ -461,7 +461,7 @@ void FetchManager::Loader::didReceiveResponse(
         performNetworkError("Invalid Location header.");
         return;
       }
-      ASSERT(m_request->redirect() == WebURLRequest::FetchRedirectModeManual);
+      DCHECK(m_request->redirect() == WebURLRequest::FetchRedirectModeManual);

[tkent, 2017/04/08 02:29:54]

Use DCHECK_EQ if it doesn't cause a build failure.

       taintedResponse = responseData->createOpaqueRedirectFilteredResponse();
     }
     // When the location header doesn't exist, we don't treat the response
@@ -502,7 +502,7 @@ void FetchManager::Loader::didReceiveResponse(
     m_resolver->resolve(r);
     m_resolver.clear();
   } else {
-    ASSERT(!m_integrityVerifier);
+    DCHECK(!m_integrityVerifier);
     m_integrityVerifier =
         new SRIVerifier(std::move(handle), sriConsumer, r, this,
                         m_request->integrity(), response.url());
@@ -552,7 +552,7 @@ Document* FetchManager::Loader::document() const {
 }
 
 void FetchManager::Loader::loadSucceeded() {
-  ASSERT(!m_failed);
+  DCHECK(!m_failed);
 
   m_finished = true;
 
@@ -710,7 +710,7 @@ void FetchManager::Loader::performNetworkError(const String& message) {
 
 void FetchManager::Loader::performHTTPFetch(bool corsFlag,
                                             bool corsPreflightFlag) {
-  ASSERT(
+  DCHECK(
       SchemeRegistry::shouldTreatURLSchemeAsSupportingFetchAPI(
           m_request->url().protocol()) ||
       (m_request->url().protocolIs("blob") && !corsFlag && !corsPreflightFlag));
@@ -849,7 +849,7 @@ void FetchManager::Loader::performHTTPFetch(bool corsFlag,
 //   'same-origin' mode.
 // - We reject non-GET method.
 void FetchManager::Loader::performDataFetch() {
-  ASSERT(m_request->url().protocolIsData());
+  DCHECK(m_request->url().protocolIsData());
 
   ResourceRequest request(m_request->url());
   request.setRequestContext(m_request->context());