diff --git a/webrtc/base/buffer.h b/webrtc/base/buffer.h
index e9c47ee84e..681348d910 100644
--- a/webrtc/base/buffer.h
+++ b/webrtc/base/buffer.h
@@ -18,7 +18,6 @@
 #include "webrtc/base/array_view.h"
 #include "webrtc/base/checks.h"
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/base/deprecation.h"
 
 namespace rtc {
 
@@ -229,15 +228,6 @@ class Buffer {
     RTC_DCHECK(IsConsistent());
   }
 
-  // b.Pass() does the same thing as std::move(b).
-  // Deprecated; remove in March 2016 (bug 5373).
-  RTC_DEPRECATED Buffer&& Pass() { return DEPRECATED_Pass(); }
-
-  Buffer&& DEPRECATED_Pass() {
-    RTC_DCHECK(IsConsistent());
-    return std::move(*this);
-  }
-
   // Resets the buffer to zero size without altering capacity. Works even if the
   // buffer has been moved from.
   void Clear() {
diff --git a/webrtc/base/buffer_unittest.cc b/webrtc/base/buffer_unittest.cc
index 80d26927a2..7c654477f3 100644
--- a/webrtc/base/buffer_unittest.cc
+++ b/webrtc/base/buffer_unittest.cc
@@ -138,7 +138,7 @@ TEST(BufferTest, TestEnsureCapacityLarger) {
 TEST(BufferTest, TestMoveConstruct) {
   Buffer buf1(kTestData, 3, 40);
   const uint8_t* data = buf1.data();
-  Buffer buf2(buf1.DEPRECATED_Pass());
+  Buffer buf2(std::move(buf1));
   EXPECT_EQ(buf2.size(), 3u);
   EXPECT_EQ(buf2.capacity(), 40u);
   EXPECT_EQ(buf2.data(), data);
@@ -152,7 +152,7 @@ TEST(BufferTest, TestMoveAssign) {
   Buffer buf1(kTestData, 3, 40);
   const uint8_t* data = buf1.data();
   Buffer buf2(kTestData);
-  buf2 = buf1.DEPRECATED_Pass();
+  buf2 = std::move(buf1);
   EXPECT_EQ(buf2.size(), 3u);
   EXPECT_EQ(buf2.capacity(), 40u);
   EXPECT_EQ(buf2.data(), data);
diff --git a/webrtc/base/scoped_ptr.h b/webrtc/base/scoped_ptr.h
index 955bcfeab4..b7e94989e5 100644
--- a/webrtc/base/scoped_ptr.h
+++ b/webrtc/base/scoped_ptr.h
@@ -91,7 +91,6 @@
 #include <memory>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/base/deprecation.h"
 #include "webrtc/base/template_util.h"
 #include "webrtc/typedefs.h"
 
@@ -375,12 +374,6 @@ class scoped_ptr {
   scoped_ptr(const scoped_ptr& other) = delete;
   scoped_ptr& operator=(const scoped_ptr& other) = delete;
 
-  // Get an rvalue reference. (sp.Pass() does the same thing as std::move(sp).)
-  // Deprecated; remove in March 2016 (bug 5373).
-  RTC_DEPRECATED scoped_ptr&& Pass() {
-    return std::move(*this);
-  }
-
   // Reset.  Deletes the currently owned object, if any.
   // Then takes ownership of a new object, if given.
   void reset(element_type* p = nullptr) { impl_.reset(p); }
@@ -511,12 +504,6 @@ class scoped_ptr<T[], D> {
   scoped_ptr(const scoped_ptr& other) = delete;
   scoped_ptr& operator=(const scoped_ptr& other) = delete;
 
-  // Get an rvalue reference. (sp.Pass() does the same thing as std::move(sp).)
-  // Deprecated; remove in March 2016 (bug 5373).
-  RTC_DEPRECATED scoped_ptr&& Pass() {
-    return std::move(*this);
-  }
-
   // Reset.  Deletes the currently owned array, if any.
   // Then takes ownership of a new object, if given.
   void reset(element_type* array = nullptr) { impl_.reset(array); }
diff --git a/webrtc/system_wrappers/include/scoped_vector.h b/webrtc/system_wrappers/include/scoped_vector.h
index 15c3380c8c..ba836d8106 100644
--- a/webrtc/system_wrappers/include/scoped_vector.h
+++ b/webrtc/system_wrappers/include/scoped_vector.h
@@ -16,7 +16,6 @@
 #include <vector>
 
 #include "webrtc/base/checks.h"
-#include "webrtc/base/deprecation.h"
 #include "webrtc/system_wrappers/include/stl_util.h"
 
 namespace webrtc {
@@ -56,13 +55,6 @@ class ScopedVector {
   ScopedVector(const ScopedVector& other) = delete;
   ScopedVector& operator=(const ScopedVector& other) = delete;
 
-  // Get an rvalue reference. (sv.Pass() does the same thing as std::move(sv).)
-  // Deprecated; remove in March 2016 (bug 5373).
-  RTC_DEPRECATED ScopedVector&& Pass() { return DEPRECATED_Pass(); }
-  ScopedVector&& DEPRECATED_Pass() {
-    return std::move(*this);
-  }
-
   reference operator[](size_t index) { return v_[index]; }
   const_reference operator[](size_t index) const { return v_[index]; }
 
diff --git a/webrtc/system_wrappers/source/scoped_vector_unittest.cc b/webrtc/system_wrappers/source/scoped_vector_unittest.cc
index 6e38f01f0b..d0275947dd 100644
--- a/webrtc/system_wrappers/source/scoped_vector_unittest.cc
+++ b/webrtc/system_wrappers/source/scoped_vector_unittest.cc
@@ -221,8 +221,7 @@ TEST(ScopedVectorTest, MoveConstruct) {
     EXPECT_FALSE(scoped_vector.empty());
     EXPECT_TRUE(watcher.IsWatching(scoped_vector.back()));
 
-    ScopedVector<LifeCycleObject> scoped_vector_copy(
-        scoped_vector.DEPRECATED_Pass());
+    ScopedVector<LifeCycleObject> scoped_vector_copy(std::move(scoped_vector));
     EXPECT_TRUE(scoped_vector.empty());
     EXPECT_FALSE(scoped_vector_copy.empty());
     EXPECT_TRUE(watcher.IsWatching(scoped_vector_copy.back()));
@@ -242,7 +241,7 @@ TEST(ScopedVectorTest, MoveAssign) {
     EXPECT_FALSE(scoped_vector.empty());
     EXPECT_TRUE(watcher.IsWatching(scoped_vector.back()));
 
-    scoped_vector_assign = scoped_vector.DEPRECATED_Pass();
+    scoped_vector_assign = std::move(scoped_vector);
     EXPECT_TRUE(scoped_vector.empty());
     EXPECT_FALSE(scoped_vector_assign.empty());
     EXPECT_TRUE(watcher.IsWatching(scoped_vector_assign.back()));
@@ -274,12 +273,8 @@ class DeleteCounter {
 template <typename T>
 class PassThru  {
  public:
-  explicit PassThru(ScopedVector<T> scoper)
-      : scoper_(scoper.DEPRECATED_Pass()) {}
-
-  ScopedVector<T> Run() {
-    return scoper_.DEPRECATED_Pass();
-  }
+  explicit PassThru(ScopedVector<T> scoper) : scoper_(std::move(scoper)) {}
+  ScopedVector<T> Run() { return std::move(scoper_); }
 
  private:
   ScopedVector<T> scoper_;
@@ -290,7 +285,7 @@ TEST(ScopedVectorTest, Passed) {
   ScopedVector<DeleteCounter> deleter_vector;
   deleter_vector.push_back(new DeleteCounter(&deletes));
   EXPECT_EQ(0, deletes);
-  PassThru<DeleteCounter> pass_thru(deleter_vector.DEPRECATED_Pass());
+  PassThru<DeleteCounter> pass_thru(std::move(deleter_vector));
   EXPECT_EQ(0, deletes);
   ScopedVector<DeleteCounter> result = pass_thru.Run();
   EXPECT_EQ(0, deletes);