Replace ASSERT, ASSERT_NOT_REACHED, and RELEASE_ASSERT in platform/exported

third_party/WebKit/Source/platform/exported/WebMediaConstraints.cpp

Index: third_party/WebKit/Source/platform/exported/WebMediaConstraints.cpp
diff --git a/third_party/WebKit/Source/platform/exported/WebMediaConstraints.cpp b/third_party/WebKit/Source/platform/exported/WebMediaConstraints.cpp
index c628726f0e294d3e89c66d99980b509921c4fd0e..c5e4fcd00f8ecce4f253a38ff4115cc0854e5694 100644
--- a/third_party/WebKit/Source/platform/exported/WebMediaConstraints.cpp
+++ b/third_party/WebKit/Source/platform/exported/WebMediaConstraints.cpp
@@ -527,25 +527,25 @@ bool WebMediaConstraints::IsEmpty() const {
 }
 
 void WebMediaConstraints::Initialize() {
-  ASSERT(IsNull());
+  DCHECK(IsNull());
   private_ = WebMediaConstraintsPrivate::Create();
 }
 
 void WebMediaConstraints::Initialize(
     const WebMediaTrackConstraintSet& basic,
     const WebVector<WebMediaTrackConstraintSet>& advanced) {
-  ASSERT(IsNull());
+  DCHECK(IsNull());
   private_ = WebMediaConstraintsPrivate::Create(basic, advanced);
 }
 
 const WebMediaTrackConstraintSet& WebMediaConstraints::Basic() const {
-  ASSERT(!IsNull());
+  DCHECK(!IsNull());
   return private_->Basic();
 }
 
 const WebVector<WebMediaTrackConstraintSet>& WebMediaConstraints::Advanced()
     const {
-  ASSERT(!IsNull());
+  DCHECK(!IsNull());
   return private_->Advanced();
 }