mac: Remove IsOSLion().

base/mac/mac_util.h

Index: base/mac/mac_util.h
diff --git a/base/mac/mac_util.h b/base/mac/mac_util.h
index c5c2abf6cc08b082decea97f02e10237f6a0a485..c72c5f143363bd8e904599a7fdcac9b2eb95a03e 100644
--- a/base/mac/mac_util.h
+++ b/base/mac/mac_util.h
@@ -113,11 +113,6 @@ BASE_EXPORT bool RemoveQuarantineAttribute(const FilePath& file_path);
 // "OrLater" variants to those that check for a specific version, unless you
 // know for sure that you need to check for a specific version.
 
-// Lion is Mac OS X 10.7, Darwin 11.
-BASE_EXPORT bool IsOSLion();
-BASE_EXPORT bool IsOSLionOrEarlier();
-BASE_EXPORT bool IsOSLionOrLater();
-
 // Mountain Lion is Mac OS X 10.8, Darwin 12.
 BASE_EXPORT bool IsOSMountainLion();
 BASE_EXPORT bool IsOSMountainLionOrEarlier();
@@ -144,7 +139,6 @@ BASE_EXPORT bool IsOSLaterThanElCapitan_DontCallThis();
 
 // Inline functions that are redundant due to version ranges being mutually-
 // exclusive.
-inline bool IsOSLionOrEarlier() { return !IsOSMountainLionOrLater(); }
 inline bool IsOSMountainLionOrEarlier() { return !IsOSMavericksOrLater(); }
 inline bool IsOSMavericksOrEarlier() { return !IsOSYosemiteOrLater(); }
 inline bool IsOSYosemiteOrEarlier() { return !IsOSElCapitanOrLater(); }
@@ -154,18 +148,6 @@ inline bool IsOSYosemiteOrEarlier() { return !IsOSElCapitanOrLater(); }
 // constant-value inline functions. The MAC_OS_X_VERSION_MIN_REQUIRED macro
 // contains the value of the deployment target.
 
-#if defined(MAC_OS_X_VERSION_10_7) && \
-    MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_7
-#define BASE_MAC_MAC_UTIL_H_INLINED_GE_10_7
-inline bool IsOSLionOrLater() { return true; }
-#endif
-
-#if defined(MAC_OS_X_VERSION_10_7) && \
-    MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_7
-#define BASE_MAC_MAC_UTIL_H_INLINED_GT_10_7
-inline bool IsOSLion() { return false; }
-#endif
-
 #if defined(MAC_OS_X_VERSION_10_8) && \
     MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_8
 #define BASE_MAC_MAC_UTIL_H_INLINED_GE_10_8