Export symbols with MSVC & stop forcing prefix.

Change-Id: I25551c16a1d81db043a9bea175c899c915db7051

Author: sizeak

CMakeLists.txt

@@ -41,6 +41,7 @@ add_cxx_preproc_definition("__STDC_LIMIT_MACROS")
 include_directories("${LIBWEBM_SRC_DIR}")
 
 if (MSVC)
+  set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
   add_cxx_flag_if_supported("/W4")
   # Disable MSVC warnings that suggest making code non-portable.
   add_cxx_flag_if_supported("/wd4996")
@@ -350,13 +351,6 @@ add_library(webm ${libwebm_common_sources}
             $<TARGET_OBJECTS:mkvmuxer>
             $<TARGET_OBJECTS:mkvparser>)
 
-if (WIN32)
-  # Use libwebm and libwebm.lib for project and library name on Windows (instead
-  # webm and webm.lib).
-  set_target_properties(webm PROPERTIES PROJECT_LABEL libwebm)
-  set_target_properties(webm PROPERTIES PREFIX lib)
-endif ()
-
 if(ENABLE_SAMPLE_PROGRAMS)
   add_executable(mkvparser_sample ${mkvparser_sample_sources})
   target_link_libraries(mkvparser_sample LINK_PUBLIC webm)