Adding dump provider for dumping java heap sizes on android.

base/trace_event/java_heap_dump_provider_android.h

Index: base/trace_event/java_heap_dump_provider_android.h
diff --git a/base/trace_event/malloc_dump_provider.h b/base/trace_event/java_heap_dump_provider_android.h
similarity index 55%
copy from base/trace_event/malloc_dump_provider.h
copy to base/trace_event/java_heap_dump_provider_android.h
index b6f697363a0080fb121d8725a6085160bb456f48..82807510b2a463d799b183400127b8c94ded1c27 100644
--- a/base/trace_event/malloc_dump_provider.h
+++ b/base/trace_event/java_heap_dump_provider_android.h
@@ -2,10 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef BASE_TRACE_EVENT_MALLOC_DUMP_PROVIDER_H_
-#define BASE_TRACE_EVENT_MALLOC_DUMP_PROVIDER_H_
-
-#include <istream>
+#ifndef BASE_TRACE_EVENT_JAVA_HEAP_DUMP_PROVIDER_ANDROID_H_
+#define BASE_TRACE_EVENT_JAVA_HEAP_DUMP_PROVIDER_ANDROID_H_
 
 #include "base/memory/singleton.h"
 #include "base/trace_event/memory_dump_provider.h"
@@ -14,24 +12,24 @@ namespace base {
 namespace trace_event {
 
 // Dump provider which collects process-wide memory stats.
-class BASE_EXPORT MallocDumpProvider : public MemoryDumpProvider {
+class JavaHeapDumpProvider : public MemoryDumpProvider {
  public:
-  static MallocDumpProvider* GetInstance();
+  static JavaHeapDumpProvider* GetInstance();
 
   // MemoryDumpProvider implementation.
   bool DumpInto(ProcessMemoryDump* pmd) override;
   const char* GetFriendlyName() const override;
 
  private:
-  friend struct DefaultSingletonTraits<MallocDumpProvider>;
+  friend struct DefaultSingletonTraits<JavaHeapDumpProvider>;
 
-  MallocDumpProvider();
-  ~MallocDumpProvider() override;
+  JavaHeapDumpProvider();
+  ~JavaHeapDumpProvider() override;
 
-  DISALLOW_COPY_AND_ASSIGN(MallocDumpProvider);
+  DISALLOW_COPY_AND_ASSIGN(JavaHeapDumpProvider);
 };
 
 }  // namespace trace_event
 }  // namespace base
 
-#endif  // BASE_TRACE_EVENT_MALLOC_DUMP_PROVIDER_H_
+#endif  // BASE_TRACE_EVENT_JAVA_HEAP_DUMP_PROVIDER_ANDROID_H_